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Worksheets11/15/2024 HOP Test
Total questions: 22
Worksheet time: 29mins
The molar mass of an element is equal to its...
Atomic mass
Atomic number
Oxidation number
Valence electrons
How many particles are in a mole?
602
602 million
602 moles
6.022 x 1023
What is the atomic number of Cl?
35.5
17
6
Cl
What is the molar mass of NaOH?
40 g/mol
38.989 g/mol
23.998 g/mol
57.004 g/mol
What is the molar mass of table salt (NaCl)?
116.886 g/mol
35.453 g/mol
22.990 g/mol
58.443 g/mol
What is the molar mass of CO2?
12
16
32
44
The mass of one mole of a substance is called...
molecular mass
mole constant
molar mass
atomic weight
What is the molar mass of BF3?
11 g/mol
49 g/mol
68 g/mol
57 g/mol
What is the molar mass of SrS?
87.62 g/mol
119.69 g/mol
151.76 g/mol
32.07 g/mol
What is the molar mass of CuBr2?
145.23 g/mol
122.54 g/mol
223.35 g/mol
213.54 g/mol
Pb is the chemical symbol for which element?
Platinum
Phosphorus
Lead
Bronze
What is the atomic mass of Potassium (K)?
31.9
19
84
209
What are the units for molar mass?
grams
amu
grams/mole
liters
Calculate the molar mass of NH4NO2
50 g/mol
60 g/mol
64 g/mol
78 g/mol
What is the molar mass of Cl2?
17 g/mol
35.5 g/mol
71.0 g/mol
89 g/mol
A vertical column is called...
group
tower
period
crew
Which element is in period 1, group 18?
Helium
Hydrogen
Neon
Lead
Which element is in period 4, group 18?
Bromine
Neon
Krypton
Argon
Which element is in period 3 and group 14?
Silicon
Helium
Mercury
Neon
What is the atomic number of this nucleus?
1
3
4
7
What is the atomic number of sodium, Na?
(a)
What is the atomic number of aluminum, Al?
(a)
