Chapter 4

1.What did Adam, Stanley, and Theresa Janus take that ultimately poisoned them?

1 2 3 4

0% 0%0%0%

1. Advil®2. Extra strength

Tylenol®3. Aspirin4. Ibuprofen

2.What is the name of the column in the periodic table that includes H, Li, and K?

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1. the main group metals

2. the transition metals

3. the alkaline earth metals

4. the alkali metals

3.The alkaline earth metals include which of the following?

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1. Mg, Ca, and Sr2. Mg, Cu, and Sr3. Mn, Ca, and Sr4. Mn, Cu, and Sn

4.Silver and gold are examples of what type of element?

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1. main group non-metals

2. representative metals

3. main group metals4. transition metals

5.What type of elements are He, Ne, and Ar?

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1. main group non-metals

2. noble gases3. main group

metalloids4. noble metals

6.Cl Br, and I are examples of what type of elements?

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1. halogens2. main group gases3. noble gases4. pnicogens

7.Na+ is called what?

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1. the sodium atom2. the sodium ion3. the potassium atom4. the potassium ion

8.What is the proper name for Br–?

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1. the bromide ion2. the bromine ion3. the bromonium ion4. the bromic ion

9.What is the correct formula of an ionic compound made only from sodium and oxygen?

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1. NaO2. Na2O

3. NaO2

4. Na2O2

10.A compound made from potassium and fluorine has what

formula?

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1. KF2. K2F3

3. K2F

4. KF2

11.What is the formula of an ionic compound made from chlorine and

magnesium?

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1. ClMg2. Cl2Mg3. MgCl4. MgCl2

12.An ionic compound made from calcium and oxygen has what formula?

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1. Ca2O

2. CaO2

3. OCa4. CaO

13.What is the common name for dihydrogen monoxide?

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1. swamp gas2. water3. alcohol4. ethanol

14.Oxygen usually refers to what formula for the element?

1 2 3 4

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1. O3

2. O4

3. O4. O2

15.What is the balanced form of this equation: H2 + Cl2 HCl ?

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1. H2 + Cl2 2 HCl

2. H2 + Cl2 H2Cl2

3. 2 H + 2 Cl 2 HCl4. 2 H + 2 Cl H2Cl2

16.How does the equation Fe + O2 Fe2O3 appear when properly balanced?

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1. 4 Fe + 6 O Fe4O6

2. Fe + O2 Fe2O3

3. 4 Fe + 3 O2 2 Fe2O3

4. 2 Fe + 3 O2 2 Fe2O3

17.What is the mass of 0.5 mole of S atoms?

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1. 16 g2. 32 g3. 8.0 g4. 0.5 g

18.What is the mass of 2.0 moles of silver?

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1. 2.0 g2. 216 g3. 108 g4. 54 g

19.What is the mass of 5.0 moles of CH4?

1 2 3 4

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1. 80 g2. 3.2 g3. 21.0 g4. 16 g

20.How many moles of CH4 are in 64 g?

1 2 3 4

0% 0%0%0%

1. 2.0 moles2. 4.0 moles3. 16 moles4. 76 moles

21.In 12.0 g of helium there are how many moles?

1 2 3 4

0% 0%0%0%

1. 48.0 moles2. 16.0moles3. 3.0 moles4. 8.0 moles

22.What charge would the oxide ion have in the compound MgO?

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1. +22. 03. -24. -1

23.The chemical formula for the ionic compound formed when elements of Ca and N react is:

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1. CaN.2. Ca3N2.

3. Ca2N3.

4. Ca5N2.

24.Metals typically are:

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1. good conductors of electrical current.

2. malleable. 3. ductile.4. all of these.

25.A covalent bond forms:

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1. when an element becomes a noble gas.

2. between metals and nonmetals.

3. when atoms share electrons.

4. when electrons are transferred from one atom to another.

26.What is the name of the compound having the formula P2O3?

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1. trioxygen diphosphide

2. diphosphorus trioxide

3. diphosphide trioxide4. diphosphorus

trioxygen

27.What is the name of the compound having the formula CuCl2?

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1. copper chlorine 2. copper(II) chloride 3. copper(I) chloride 4. dichlorocopper

28.What is the formula for iron(III) chloride?

1 2 3 4

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1. Fe3Cl

2. FeClO3

3. FeCl3

4. Fe3Cl3

29.What is the formula for tetrasulfur dinitride?

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1. S4(NO3)2

2. S2N4

3. S4N2

4. N2S4

30.What is the formula for strontium oxide?

1 2 3 4

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1. Sr2O

2. SrO 3. SrO2

4. Sr(OH)2

31. When elements from group 2 combine with elements from group 16, they produce compounds. Which of the

following is the correct ratio between grp 2 and grp 16?

a) b) c) d)

25% 25%25%25%a) 1:1b) 1:2c) 2:1d) 3:2

32. Based on the electronegativity values, which type of elements tend to

have the greatest attraction for electrons in a bond?

a) b) c) d)

25% 25%25%25%

a) Metalsb) Metalloidsc) Noble gasesd) Nonmetals

33. Which of the following sections of the periodic table contains only

metals?

a) b) c) d)

25% 25%25%25%a) Group 1b) Group 18 c) Period 1d) Period 7

34. Metals typically are:

a) b) c) d)

25% 25%25%25%

a) Malleable b) Ductilec) Good conductorsd) All the above

35. The bar graph below represents four elements and their relative atomic numbers. What would be the most likely positioning of these unknown elements in the periodic table?

a) b) c) d)

25% 25%25%25%

a) A

b) Bc) Cd) D

36. Which grouping of circles, when considered in order from the top to the bottom, best

represents the relative size of the atoms of Li, Na, K, and Rb, respectively?

a) b) c) d)

25% 25%25%25%

a) B

b) C

c) D

d) A

37. Which of the following compounds have an ionic bond?

a) b) c) d)

25% 25%25%25%

a) NO2

b) Mg2O

c) N2O4

d) H2O2

38. What formula does an ionic compound made from magnesium and

chlorine have?

a) b) c) d)

25% 25%25%25%a) MgCl3

b) MgCl2

c) Mg3Cl

d) Mg2Cl

39. What charge would the oxide ion have in the compound CaO?

a) b) c) d)

25% 25%25%25%a) +1b) +2c) -2d) 0

40. A covalent bond forms:

a) b) c) d)

25% 25%25%25%

a) When an element becomes a noble gas

b) Between a nonmetal and a nonmetal

c) When atoms share electronsd) Both b and c are correct

41. What is the name of the compound having the formula P3O2?

a) b) c) d)

25% 25%25%25%a) Dioxygen triphosphideb) Triphosphide dioxidec) Triphosphorus dioxided) Triphosphorus dioxygen

42. What is the formula for iron(II)chloride ?

a) b) c) d)

25% 25%25%25%

a) Fe2Cl

b) FeCl2

c) Fe2Cl2

d) FeClO2

43. What is the formula for pentasulfar dinitride?

a) b) c) d)

25% 25%25%25%

a) S5(NO3)2

b) S2N5

c) S5N2

d) N2S5

44. What is the formula for barium oxide?

a) b) c) d)

25% 25%25%25%a) Br2O

b) BrO2

c) BrOd) Br(OH)2

45. What is the name for the compound FeO?

a) b) c) d)

25% 25%25%25%

a) Iron (II) oxalateb) Iron (II) oxidec) Iron (III) oxalated) Iron (III) oxide

46. What type of bonding would be found in a compound formed by

sodium and chlorine?

a) b) c) d)

25% 25%25%25%a) Metallicb) Covalentc) Nonpolard) Ionic

47. Which pair of elements would most likely form a covalent bond

between them?

a) b) c) d)

25% 25%25%25%a) Sodium and chlorineb) Barium and flourinec) Magnesium and oxygend) Nitrogen and sulfar

48.Which type of bond results when one or more valence electrons are

transferred from one atom to another?

a) b) c) d)

25% 25%25%25%

a) Ionic bondb) Covalent bondc) metallic bondd) Hydrogen bond

49. What is the molar mass of the compound Na(OH)2

a) b) c) d)

25% 25%25%25%a) 40.0 g/molb) 57.0 g/molc) 56.0 g/mold) 41.0 g/mol

50. Which of the following has the greatest mass?

a) b) c) d)

25% 25%25%25%a) 2 moles of H2

b) 3 moles of Bec) 4 moles of Hed) 1 mole of Ca

51. How many moles of NaCl are contained in 116.0g of NaCl?

a) b) c) d)

25% 25%25%25%

a) 1.0 molsb) 2.0 molsc) 6.0 molsd) 12.0 mols

52. How many moles of oxygen are present in 2 moles of Mg(NO3)2?

1 2 3 4

25% 25%25%25%

1. 32. 63. 124. 2

53. If you have 44 pieces of bread, 30 pieces of bacon, 25 slices of tomato, 30 pieces of lettuce, and an excess

of mayonaise, which ingredient is your limiting “reactant” in your BLT sandwich equation. In order to make each BLT you need 2 slices of bread, 3 slices of

bacon, 1 slice of tomato, one piece of lettuce, and some mayonaise.

1 2 3 4

25% 25%25%25%1. Bread2. Bacon3. Tomato4. Lettuce