{"id":4814,"date":"2015-08-21T20:23:13","date_gmt":"2015-08-21T20:23:13","guid":{"rendered":"https:\/\/courses.candelalearning.com\/chemistryformajorsxmaster\/?post_type=chapter&#038;p=4814"},"modified":"2021-06-25T20:17:22","modified_gmt":"2021-06-25T20:17:22","slug":"assignment-atoms-molecules-and-ions","status":"publish","type":"chapter","link":"https:\/\/courses.lumenlearning.com\/chemistryformajors\/chapter\/assignment-atoms-molecules-and-ions\/","title":{"raw":"Assignment: Atoms, Molecules, and Ions","rendered":"Assignment: Atoms, Molecules, and Ions"},"content":{"raw":"This assignment can be found in Google Docs:\u00a0<a href=\"https:\/\/docs.google.com\/document\/d\/1PjAD7tdB5NagNOszal_VWrWnhWJDhGge7rMS1ta_kiQ\/edit#heading=h.n9bgu4esohfp\" target=\"_blank\" rel=\"noopener\">Chemistry for Majors Assignment: Atoms, Molecules, and Ions<\/a>\r\n\r\nTo make your own copy to edit:\r\n<ul>\r\n \t<li><strong>If you want a Google Doc<\/strong>: in the file menu of the open document, click \u201cMake a copy.\u201d This will give you your own Google Doc to work from.<\/li>\r\n \t<li><strong>If you want a PDF or Word file<\/strong>: in the file menu of the open document, click \u201cDownload\u201d and select the file type you would like to have (note: depending on the file type you select, the formatting could get jumbled).<\/li>\r\n<\/ul>\r\n<h2>Instructions<\/h2>\r\nAs you work these problems, consider and explain:\r\n<ol style=\"list-style-type: upper-alpha;\">\r\n \t<li>What type of question is it?<\/li>\r\n \t<li>How do you know what type of question it is?<\/li>\r\n \t<li>What information are you looking for?<\/li>\r\n \t<li>What information do they give?<\/li>\r\n \t<li>How will you go about solving this?<\/li>\r\n \t<li>Show how to solve the problem.<\/li>\r\n \t<li>Be able to answer for a different reaction, number, set of conditions, etc.<\/li>\r\n<\/ol>\r\n<h2>Questions<\/h2>\r\n<ol>\r\n \t<li>Which of the following pairs of compounds can be used to illustrate the law of multiple proportions?\r\n<ol style=\"list-style-type: lower-alpha;\">\r\n \t<li>NH<sub>4<\/sub> and NH<sub>4<\/sub>Cl<\/li>\r\n \t<li>ZnO<sub>2<\/sub> and ZnCl<sub>2<\/sub><\/li>\r\n \t<li>H<sub>2<\/sub>O and HCl<\/li>\r\n \t<li>NO and NO<sub>2<\/sub><\/li>\r\n \t<li>CH<sub>4<\/sub> and CO<sub>2<\/sub><\/li>\r\n<\/ol>\r\n<\/li>\r\n \t<li>A sample of chemical X is found to contain 5.0 grams of oxygen, 10.0 grams of carbon, and 20.0\r\ngrams of nitrogen. The law of definite proportion would predict that a 70 gram sample of chemical\r\nX should contain how many grams of carbon?<\/li>\r\n \t<li>How many of the following postulates of Dalton's atomic theory are still scientifically accepted?\r\n<ol style=\"list-style-type: upper-roman;\">\r\n \t<li>All atoms of the same element are identical.<\/li>\r\n \t<li>Compounds are combinations of different atoms.<\/li>\r\n \t<li>A chemical reaction changes the way atoms are grouped together.<\/li>\r\n \t<li>Atoms are indestructible.<\/li>\r\n<\/ol>\r\n<\/li>\r\n \t<li>Who was the first scientist to show that atoms emit any negative particles?<\/li>\r\n \t<li>Many classic experiments have given us indirect evidence of the nature of the atom. Which of the experiments listed below did not give the results described?\r\n<ol style=\"list-style-type: lower-alpha;\">\r\n \t<li>The Rutherford experiment proved the Thomson \"plum-pudding\" model of the atom to be essentially correct.<\/li>\r\n \t<li>The Rutherford experiment was useful in determining the nuclear charge on the atom.<\/li>\r\n \t<li>Millikan's oil-drop experiment showed that the charge on any particle was a simple multiple of the charge on the electron.<\/li>\r\n \t<li>The electric discharge tube proved that electrons have a negative charge.<\/li>\r\n \t<li>All of the above experiments gave the results described.<\/li>\r\n<\/ol>\r\n<\/li>\r\n \t<li>Which one of the following statements about atomic structure is false?\r\n<ol style=\"list-style-type: lower-alpha;\">\r\n \t<li>An atom is mostly empty space.<\/li>\r\n \t<li>Almost all of the mass of the atom is concentrated in the nucleus.<\/li>\r\n \t<li>The protons and neutrons in the nucleus are very tightly packed.<\/li>\r\n \t<li>The number of protons and neutrons is always the same in the neutral atom.<\/li>\r\n \t<li>All of the above statements (A\u2013D) are true.<\/li>\r\n<\/ol>\r\n<\/li>\r\n \t<li>Which of the following atomic symbols is incorrect?\r\n<ol style=\"list-style-type: lower-alpha;\">\r\n \t<li>[latex]{}_{14}^{16}\\text{C}[\/latex]<\/li>\r\n \t<li>[latex]{}_{17}^{37}\\text{Cl}[\/latex]<\/li>\r\n \t<li>[latex]{}_{15}^{32}\\text{P}[\/latex]<\/li>\r\n \t<li>[latex]{}_{19}^{39}\\text{K}[\/latex]<\/li>\r\n \t<li>[latex]{}_{14}^{8}\\text{N}[\/latex]<\/li>\r\n<\/ol>\r\n<\/li>\r\n \t<li>The element rhenium (Re) exists as two stable isotopes and 18 unstable isotopes. What does Rhenium-185 have in its nucleus?<\/li>\r\n \t<li>Which among the following represents a set of isotopes? Atomic nuclei containing:\r\n<ol style=\"list-style-type: lower-alpha;\">\r\n \t<li>20 protons and 20 neutrons<\/li>\r\n \t<li>21 protons and 19 neutrons<\/li>\r\n \t<li>22 neutrons and 18 protons<\/li>\r\n \t<li>20 protons and 22 neutrons<\/li>\r\n \t<li>21 protons and 20 neutrons<\/li>\r\n<\/ol>\r\n<\/li>\r\n \t<li>How many protons, neutrons, and electrons does\u00a0[latex]{}_{20}^{40}\\text{Ca}^{2+}[\/latex] have?<\/li>\r\n \t<li>Which of the following is a species with 12 protons and 10 electrons?\r\n<ol style=\"list-style-type: lower-alpha;\">\r\n \t<li>Ne<sup>2+<\/sup><\/li>\r\n \t<li>Ti<sup>2+<\/sup><\/li>\r\n \t<li>Mg<sup>2+<\/sup><\/li>\r\n \t<li>Mg<\/li>\r\n \t<li>Ne<sup>2-<\/sup><\/li>\r\n<\/ol>\r\n<\/li>\r\n \t<li>How many protons, neutrons, and electrons are in\u00a0[latex]{}_{19}^{39}\\text{K}^+[\/latex]<\/li>\r\n \t<li>What does the formula of water, H<sub>2<\/sub>O, suggest?\r\n<ol style=\"list-style-type: lower-alpha;\">\r\n \t<li>There is twice as much mass of hydrogen as oxygen in each molecule.<\/li>\r\n \t<li>There are two hydrogen atoms and one oxygen atom per water molecule.<\/li>\r\n \t<li>There is twice as much mass of oxygen as hydrogen in each molecule.<\/li>\r\n \t<li>There are two oxygen atoms and one hydrogen atom per water molecule.<\/li>\r\n \t<li>None of these.<\/li>\r\n<\/ol>\r\n<\/li>\r\n \t<li>Which of the following are incorrectly paired?\r\n<ol style=\"list-style-type: lower-alpha;\">\r\n \t<li>K, alkali metal<\/li>\r\n \t<li>Ba, alkaline earth metal<\/li>\r\n \t<li>O, halogen<\/li>\r\n \t<li>Ne, noble gas<\/li>\r\n \t<li>Ni, transition metal<\/li>\r\n<\/ol>\r\n<\/li>\r\n \t<li>Which of the following are\u00a0incorrectly paired?\r\n<ol style=\"list-style-type: lower-alpha;\">\r\n \t<li>Copper, Cu<\/li>\r\n \t<li>Carbon, C<\/li>\r\n \t<li>Cobalt, Co<\/li>\r\n \t<li>Calcium, Ca<\/li>\r\n \t<li>Cesium, Ce<\/li>\r\n<\/ol>\r\n<\/li>\r\n \t<li>All of the following are characteristics of metals\u00a0<em>except<\/em>:\r\n<ol style=\"list-style-type: lower-alpha;\">\r\n \t<li>good conductors of heat<\/li>\r\n \t<li>malleable<\/li>\r\n \t<li>ductile<\/li>\r\n \t<li>often lustrous<\/li>\r\n \t<li>tend to gain electrons in chemical reactions<\/li>\r\n<\/ol>\r\n<\/li>\r\n \t<li>Which of the following names is incorrect?\r\n<ol style=\"list-style-type: lower-alpha;\">\r\n \t<li>cobalt(II) chloride<\/li>\r\n \t<li>magnesium oxide<\/li>\r\n \t<li>aluminum(III) oxide<\/li>\r\n \t<li>diphosphorus pentoxide<\/li>\r\n \t<li>All of the above names are correct<\/li>\r\n<\/ol>\r\n<\/li>\r\n \t<li>Which of the following pairs is incorrect?\r\n<ol style=\"list-style-type: lower-alpha;\">\r\n \t<li>iodine trichloride, ICl<sub>3<\/sub><\/li>\r\n \t<li>phosophorus pentoxide, P<sub>2<\/sub>O<sub>5<\/sub><\/li>\r\n \t<li>ammonia, NH<sub>3<\/sub><\/li>\r\n \t<li>sulfur hexafluoride, SF<sub>6<\/sub><\/li>\r\n \t<li>All of the above pairs are correct.<\/li>\r\n<\/ol>\r\n<\/li>\r\n \t<li>How many oxygen atoms are there in one formula unit of Ca<sup>2+<\/sup>?<\/li>\r\n \t<li>What is the correct name for FeO?<\/li>\r\n \t<li>What is the correct name for Ca<sup>2+<\/sup>?<\/li>\r\n \t<li>What is the correct name for V<sup>3+<\/sup>?<\/li>\r\n \t<li>What is the subscript of barium in the formula of barium sulfate?<\/li>\r\n \t<li>What is the formula for calcium bisulfate?<\/li>\r\n \t<li>Which of the following is incorrectly named?\r\n<ol style=\"list-style-type: lower-alpha;\">\r\n \t<li>Pb(NO<sub>3<\/sub>)<sub>2<\/sub>, lead(II) nitrate<\/li>\r\n \t<li>NH<sub>4<\/sub>ClO<sub>4<\/sub>, ammonium perchlorate<\/li>\r\n \t<li>PO<sub>4<\/sub><sup>3\u2212<\/sup>, phosphate ion<\/li>\r\n \t<li>Mg(OH)<sub>2<\/sub>, magnesium hydroxide<\/li>\r\n \t<li>NO<sup>3\u2212<\/sup>, nitrite ion<\/li>\r\n<\/ol>\r\n<\/li>\r\n<\/ol>","rendered":"<p>This assignment can be found in Google Docs:\u00a0<a href=\"https:\/\/docs.google.com\/document\/d\/1PjAD7tdB5NagNOszal_VWrWnhWJDhGge7rMS1ta_kiQ\/edit#heading=h.n9bgu4esohfp\" target=\"_blank\" rel=\"noopener\">Chemistry for Majors Assignment: Atoms, Molecules, and Ions<\/a><\/p>\n<p>To make your own copy to edit:<\/p>\n<ul>\n<li><strong>If you want a Google Doc<\/strong>: in the file menu of the open document, click \u201cMake a copy.\u201d This will give you your own Google Doc to work from.<\/li>\n<li><strong>If you want a PDF or Word file<\/strong>: in the file menu of the open document, click \u201cDownload\u201d and select the file type you would like to have (note: depending on the file type you select, the formatting could get jumbled).<\/li>\n<\/ul>\n<h2>Instructions<\/h2>\n<p>As you work these problems, consider and explain:<\/p>\n<ol style=\"list-style-type: upper-alpha;\">\n<li>What type of question is it?<\/li>\n<li>How do you know what type of question it is?<\/li>\n<li>What information are you looking for?<\/li>\n<li>What information do they give?<\/li>\n<li>How will you go about solving this?<\/li>\n<li>Show how to solve the problem.<\/li>\n<li>Be able to answer for a different reaction, number, set of conditions, etc.<\/li>\n<\/ol>\n<h2>Questions<\/h2>\n<ol>\n<li>Which of the following pairs of compounds can be used to illustrate the law of multiple proportions?\n<ol style=\"list-style-type: lower-alpha;\">\n<li>NH<sub>4<\/sub> and NH<sub>4<\/sub>Cl<\/li>\n<li>ZnO<sub>2<\/sub> and ZnCl<sub>2<\/sub><\/li>\n<li>H<sub>2<\/sub>O and HCl<\/li>\n<li>NO and NO<sub>2<\/sub><\/li>\n<li>CH<sub>4<\/sub> and CO<sub>2<\/sub><\/li>\n<\/ol>\n<\/li>\n<li>A sample of chemical X is found to contain 5.0 grams of oxygen, 10.0 grams of carbon, and 20.0<br \/>\ngrams of nitrogen. The law of definite proportion would predict that a 70 gram sample of chemical<br \/>\nX should contain how many grams of carbon?<\/li>\n<li>How many of the following postulates of Dalton&#8217;s atomic theory are still scientifically accepted?\n<ol style=\"list-style-type: upper-roman;\">\n<li>All atoms of the same element are identical.<\/li>\n<li>Compounds are combinations of different atoms.<\/li>\n<li>A chemical reaction changes the way atoms are grouped together.<\/li>\n<li>Atoms are indestructible.<\/li>\n<\/ol>\n<\/li>\n<li>Who was the first scientist to show that atoms emit any negative particles?<\/li>\n<li>Many classic experiments have given us indirect evidence of the nature of the atom. Which of the experiments listed below did not give the results described?\n<ol style=\"list-style-type: lower-alpha;\">\n<li>The Rutherford experiment proved the Thomson &#8220;plum-pudding&#8221; model of the atom to be essentially correct.<\/li>\n<li>The Rutherford experiment was useful in determining the nuclear charge on the atom.<\/li>\n<li>Millikan&#8217;s oil-drop experiment showed that the charge on any particle was a simple multiple of the charge on the electron.<\/li>\n<li>The electric discharge tube proved that electrons have a negative charge.<\/li>\n<li>All of the above experiments gave the results described.<\/li>\n<\/ol>\n<\/li>\n<li>Which one of the following statements about atomic structure is false?\n<ol style=\"list-style-type: lower-alpha;\">\n<li>An atom is mostly empty space.<\/li>\n<li>Almost all of the mass of the atom is concentrated in the nucleus.<\/li>\n<li>The protons and neutrons in the nucleus are very tightly packed.<\/li>\n<li>The number of protons and neutrons is always the same in the neutral atom.<\/li>\n<li>All of the above statements (A\u2013D) are true.<\/li>\n<\/ol>\n<\/li>\n<li>Which of the following atomic symbols is incorrect?\n<ol style=\"list-style-type: lower-alpha;\">\n<li>[latex]{}_{14}^{16}\\text{C}[\/latex]<\/li>\n<li>[latex]{}_{17}^{37}\\text{Cl}[\/latex]<\/li>\n<li>[latex]{}_{15}^{32}\\text{P}[\/latex]<\/li>\n<li>[latex]{}_{19}^{39}\\text{K}[\/latex]<\/li>\n<li>[latex]{}_{14}^{8}\\text{N}[\/latex]<\/li>\n<\/ol>\n<\/li>\n<li>The element rhenium (Re) exists as two stable isotopes and 18 unstable isotopes. What does Rhenium-185 have in its nucleus?<\/li>\n<li>Which among the following represents a set of isotopes? Atomic nuclei containing:\n<ol style=\"list-style-type: lower-alpha;\">\n<li>20 protons and 20 neutrons<\/li>\n<li>21 protons and 19 neutrons<\/li>\n<li>22 neutrons and 18 protons<\/li>\n<li>20 protons and 22 neutrons<\/li>\n<li>21 protons and 20 neutrons<\/li>\n<\/ol>\n<\/li>\n<li>How many protons, neutrons, and electrons does\u00a0[latex]{}_{20}^{40}\\text{Ca}^{2+}[\/latex] have?<\/li>\n<li>Which of the following is a species with 12 protons and 10 electrons?\n<ol style=\"list-style-type: lower-alpha;\">\n<li>Ne<sup>2+<\/sup><\/li>\n<li>Ti<sup>2+<\/sup><\/li>\n<li>Mg<sup>2+<\/sup><\/li>\n<li>Mg<\/li>\n<li>Ne<sup>2-<\/sup><\/li>\n<\/ol>\n<\/li>\n<li>How many protons, neutrons, and electrons are in\u00a0[latex]{}_{19}^{39}\\text{K}^+[\/latex]<\/li>\n<li>What does the formula of water, H<sub>2<\/sub>O, suggest?\n<ol style=\"list-style-type: lower-alpha;\">\n<li>There is twice as much mass of hydrogen as oxygen in each molecule.<\/li>\n<li>There are two hydrogen atoms and one oxygen atom per water molecule.<\/li>\n<li>There is twice as much mass of oxygen as hydrogen in each molecule.<\/li>\n<li>There are two oxygen atoms and one hydrogen atom per water molecule.<\/li>\n<li>None of these.<\/li>\n<\/ol>\n<\/li>\n<li>Which of the following are incorrectly paired?\n<ol style=\"list-style-type: lower-alpha;\">\n<li>K, alkali metal<\/li>\n<li>Ba, alkaline earth metal<\/li>\n<li>O, halogen<\/li>\n<li>Ne, noble gas<\/li>\n<li>Ni, transition metal<\/li>\n<\/ol>\n<\/li>\n<li>Which of the following are\u00a0incorrectly paired?\n<ol style=\"list-style-type: lower-alpha;\">\n<li>Copper, Cu<\/li>\n<li>Carbon, C<\/li>\n<li>Cobalt, Co<\/li>\n<li>Calcium, Ca<\/li>\n<li>Cesium, Ce<\/li>\n<\/ol>\n<\/li>\n<li>All of the following are characteristics of metals\u00a0<em>except<\/em>:\n<ol style=\"list-style-type: lower-alpha;\">\n<li>good conductors of heat<\/li>\n<li>malleable<\/li>\n<li>ductile<\/li>\n<li>often lustrous<\/li>\n<li>tend to gain electrons in chemical reactions<\/li>\n<\/ol>\n<\/li>\n<li>Which of the following names is incorrect?\n<ol style=\"list-style-type: lower-alpha;\">\n<li>cobalt(II) chloride<\/li>\n<li>magnesium oxide<\/li>\n<li>aluminum(III) oxide<\/li>\n<li>diphosphorus pentoxide<\/li>\n<li>All of the above names are correct<\/li>\n<\/ol>\n<\/li>\n<li>Which of the following pairs is incorrect?\n<ol style=\"list-style-type: lower-alpha;\">\n<li>iodine trichloride, ICl<sub>3<\/sub><\/li>\n<li>phosophorus pentoxide, P<sub>2<\/sub>O<sub>5<\/sub><\/li>\n<li>ammonia, NH<sub>3<\/sub><\/li>\n<li>sulfur hexafluoride, SF<sub>6<\/sub><\/li>\n<li>All of the above pairs are correct.<\/li>\n<\/ol>\n<\/li>\n<li>How many oxygen atoms are there in one formula unit of Ca<sup>2+<\/sup>?<\/li>\n<li>What is the correct name for FeO?<\/li>\n<li>What is the correct name for Ca<sup>2+<\/sup>?<\/li>\n<li>What is the correct name for V<sup>3+<\/sup>?<\/li>\n<li>What is the subscript of barium in the formula of barium sulfate?<\/li>\n<li>What is the formula for calcium bisulfate?<\/li>\n<li>Which of the following is incorrectly named?\n<ol style=\"list-style-type: lower-alpha;\">\n<li>Pb(NO<sub>3<\/sub>)<sub>2<\/sub>, lead(II) nitrate<\/li>\n<li>NH<sub>4<\/sub>ClO<sub>4<\/sub>, ammonium perchlorate<\/li>\n<li>PO<sub>4<\/sub><sup>3\u2212<\/sup>, phosphate ion<\/li>\n<li>Mg(OH)<sub>2<\/sub>, magnesium hydroxide<\/li>\n<li>NO<sup>3\u2212<\/sup>, nitrite ion<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n\n\t\t\t <section class=\"citations-section\" role=\"contentinfo\">\n\t\t\t <h3>Candela Citations<\/h3>\n\t\t\t\t\t <div>\n\t\t\t\t\t\t <div id=\"citation-list-4814\">\n\t\t\t\t\t\t\t <div class=\"licensing\"><div class=\"license-attribution-dropdown-subheading\">CC licensed content, Original<\/div><ul class=\"citation-list\"><li><strong>Authored by<\/strong>: Jessica Garber. <strong>Provided by<\/strong>: Tidewater Community College. <strong>License<\/strong>: <em><a target=\"_blank\" rel=\"license\" href=\"https:\/\/creativecommons.org\/licenses\/by\/4.0\/\">CC BY: Attribution<\/a><\/em><\/li><\/ul><\/div>\n\t\t\t\t\t\t <\/div>\n\t\t\t\t\t <\/div>\n\t\t\t <\/section>","protected":false},"author":78,"menu_order":12,"template":"","meta":{"_candela_citation":"[{\"type\":\"original\",\"description\":\"\",\"author\":\"Jessica Garber\",\"organization\":\"Tidewater Community College\",\"url\":\"\",\"project\":\"\",\"license\":\"cc-by\",\"license_terms\":\"\"}]","CANDELA_OUTCOMES_GUID":"","pb_show_title":"on","pb_short_title":"","pb_subtitle":"","pb_authors":[],"pb_section_license":""},"chapter-type":[],"contributor":[],"license":[],"class_list":["post-4814","chapter","type-chapter","status-publish","hentry"],"part":3034,"_links":{"self":[{"href":"https:\/\/courses.lumenlearning.com\/chemistryformajors\/wp-json\/pressbooks\/v2\/chapters\/4814","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/courses.lumenlearning.com\/chemistryformajors\/wp-json\/pressbooks\/v2\/chapters"}],"about":[{"href":"https:\/\/courses.lumenlearning.com\/chemistryformajors\/wp-json\/wp\/v2\/types\/chapter"}],"author":[{"embeddable":true,"href":"https:\/\/courses.lumenlearning.com\/chemistryformajors\/wp-json\/wp\/v2\/users\/78"}],"version-history":[{"count":11,"href":"https:\/\/courses.lumenlearning.com\/chemistryformajors\/wp-json\/pressbooks\/v2\/chapters\/4814\/revisions"}],"predecessor-version":[{"id":8165,"href":"https:\/\/courses.lumenlearning.com\/chemistryformajors\/wp-json\/pressbooks\/v2\/chapters\/4814\/revisions\/8165"}],"part":[{"href":"https:\/\/courses.lumenlearning.com\/chemistryformajors\/wp-json\/pressbooks\/v2\/parts\/3034"}],"metadata":[{"href":"https:\/\/courses.lumenlearning.com\/chemistryformajors\/wp-json\/pressbooks\/v2\/chapters\/4814\/metadata\/"}],"wp:attachment":[{"href":"https:\/\/courses.lumenlearning.com\/chemistryformajors\/wp-json\/wp\/v2\/media?parent=4814"}],"wp:term":[{"taxonomy":"chapter-type","embeddable":true,"href":"https:\/\/courses.lumenlearning.com\/chemistryformajors\/wp-json\/pressbooks\/v2\/chapter-type?post=4814"},{"taxonomy":"contributor","embeddable":true,"href":"https:\/\/courses.lumenlearning.com\/chemistryformajors\/wp-json\/wp\/v2\/contributor?post=4814"},{"taxonomy":"license","embeddable":true,"href":"https:\/\/courses.lumenlearning.com\/chemistryformajors\/wp-json\/wp\/v2\/license?post=4814"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}