Worksheetschemistry reveiw
Total questions: 20
Worksheet time: 16mins
what are the different states of matter?
solid
liquid
gas
air
what is the measure of matter in an object?
volume
mass
liquid
width
which 2 categories is matter divided into?
pure substance
atomic
mixture
nuclear
what are the horizontal rows called on the periodic table?
horizon
periods
groups
family
what makes up the nucleus of an atom?
protons
neutrons
electrons
jimmy neutron
how many valence electrons does the noble gas group have?
8
18
1
7
what is the electron configuration (noble gas notation) for radium?
[Rn] 7s2
[Ar]4s2
[kr]5s2 4d9
[Rn]7s25f14
name this compound:
Ca(C2H3O2)2
carbon acetate
carbon carbon hydrogen oxygen
calcium carbon hydrogen oxygen
calcium acetate
what is the formula for silicon dioxide
SiO2
SnSe2
SO
Si2O
balance this equation: _Fe + _O2 → _Fe2O3
2,3,1
4,3,2
1,2,3
3,2,1
Balance this equation: H2 + Cl2 → HCl
1,1,2
2,1,1
1,2,1
2,3,1
How many moles are in 2.35 g of H2O?
1 g/mol
8 g/mol
18 g/mol
1.15 g/mol
When nitroglycerin explodes, the following reaction occurs: 4 C3H5(ONO2)3 (l) → 12 CO2 (g) + 10 H2O (l) + 6 N2 (g) + O2 (g) If 0.398 moles of nitroglycerine explodes, how many moles of CO2 would be formed?
1.19 moles CO2
119 moles CO2
19 moles CO2
2.45 moles CO2
what is the percent composition sodium in NaOH ?
57.48%
40%
2.53%
71%
determine the molecular formula of the following: empirical formula of NO2 and molar mass of 92.02 g/mol
YES
NO
N2O4
N4O2
name this Alkaline
methane
hexane
ethane
propane
identify methane
identify the acid
mouthwash
water
ammonia
lemon juice
identify the base
vinegar
orange juice
Coca-Cola
Ammonia
what is NOT a use of nuclear chemistry?
Medicine
Food Production
Energy
Livestock
