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