General Chemistry Final Review Moodle

What is the family name of group 1

alkali metals

What is the family name of group 2

alkaline metals

Name CCl4

carbon tetrachloride

Is metal rusting a chemical or physical change

chemical change

Is wood burning a chemical or physical change

chemical change

Name H2O

dihydrogen monoxide

Vertical columns are called _________ _________ (two completely different words)

groups families

What is the family name of group 17

halogens

Is AgNO3 ionic or molecular

ionic

Is CaBr2 ionic or molecular

ionic

Name FeCl3

iron (III) chloride

Name PbS2

lead (IV) sulfide

Is Iridium a metal, nonmetal, or metalloid

metal

Is Iron a metal, nonmetal, or metalloid

metal

Is calcium a metal, nonmetal, or metalloid

metal

Is sodium a metal, nonmetal, or metalloid

metal

Is antimony a metal, nonmetal, or metalloid

metalloid

Is H2O ionic or molecular

molecular

Is SO3 ionic or molecular

molecular

Name NH3

nitrogen trihydride

What is the family name of group 18

noble gases

Is Iodine a metal, nonmetal, or metalloid

nonmetal

Is krypton a metal, nonmetal, or metalloid

nonmetal

Is oxygen a metal, nonmetal, or metalloid

nonmetal

Horizontal rows are also called _________

periods

Is ice melting a chemical or physical change

physical change

Is salt dissolving a chemical or physical change

physical change

Name K2CO3

potassium carbonate

Name SnO

tin (II) oxide

The "d" block of elements are also known as the ___________ ___________

transition elements

Name ZnSO4

zinc sulfate

What is the charge of Na in NaF

+

What is the charge of Br in AlBr3

-

What is the charge of Cl in CaCl2

-

What is the charge of F in NaF

-

What is the charge of I in FeI2

-

0.0653 m + 0.08538 m + 0.07654 m + 0.0432 m = ________

.2704 m

How many atoms of Ca are found in Ca(HCO3)2

1

How many atoms of Ca are found in CaCl2

1

4.8 E2 m x 2.101 E3 m = _________

1.0 E6 m squared

The mass of an object is 5.21g and the density is 3.11 g/mL. What is the volume of the object? Round the answer to the correct significant figures and include the label.

1.68 mL

8.071 m squared / 4.216 m = ________

1.914 m

How many electrons are in neon-20

10

How many neutrons are in neon-20

10

How many protons are in neon-20

10

How many electrons are in sodium-23

11

How many protons are in sodium-23

11

2.89 m x 4.01 m = ________

11.6 m squared

145.63 m - 28.9 m = _______

116.7 m

How many neutrons are in sodium-23

12

How many neutrons are in francium-223

136

How many neutrons are in uranium-238

146

How many atoms of Fe are found in 8Fe2O3

16

How many electrons are in sulfur-32

16

How many neutrons are in sulfur-32

16

How many protons are in sulfur-32

16

What is the atomic number of sulfur

16

The mass of an object is 45 g and the density is 2.37 g/mL. What is the volume of the object? Round the answer to the correct significant figures and include the label.

19 mL

How many atoms of C are found in Ca(HCO3)2

2

How many atoms of Cl are found in CaCl2

2

How many atoms of H are found in Ca(HCO3)2

2

How many significant figures are in 2500 m

2

What is the charge of Ca in CaCl2

2+

What is the charge of Fe in FeI2

2+

What is the charge of Mg in Mg3N2

2+

What is the charge of O in B2O3

2-

What is the charge of S in MnS2

2-

12 m + 0.031 m + 7.969 m = _______

20. m

The volume of an object is 31 mL and the density is 0.68 g/mL. What is the mass of the object? Round the answer to the correct significant figures and include the label.

21 g

62.47 m - 39.9 m = ________

22.6 m

How many atoms of O are found in 8Fe2O3

24

How many electrons are in chromium-52

24

How many protons are in chromium-52

24

How many neutrons are in chromium-52

28

What is the atomic number of nickel

28

How many significant figures are in 2.50 E3 m

3

How many significant figures are in 980. m

3

What is the charge of Al in AlBr3

3+

What is the charge of B in B2O3

3+

What is the charge of Cr in CrP

3+

What is the charge of N in Mg3N2

3-

What is the charge of P in CrP

3-

What is the atomic number of bromine

35

What is the atomic number of rubidium

37

How many atoms of O are found in 4H2O

4

How many significant figures are in 0.002300 m

4

How many significant figures are in 1.030 E-4 m

4

How many significant figures are in 403.5 m

4

How many significant figures are in 429.3 m

4

What is the charge of Mn in MnS2

4+

4.819 m squared / 9.852 m = ________

4891 m

How many atoms of O are found in Ca(HCO3)2

6

How many significant figures are in 16000.0

6

What is the atomic number of carbon

6

What is the atomic number of nitrogen

7

How many atoms of H are found in 4H2O

8

How many electrons are in francium-223

87

How many protons are in francium-223

87

How many electrons are in uranium-238

92

How many protons are in uranium-238

92