NEW
Font size
WorksheetsFinal Chemistry Quizziz
Total questions: 20
Worksheet time: 10mins
What is Avogadro's Number?
6.021 × 10^23.
6.02314 × 10^23
6.022× 10^23
6.02252126 × 10^23.
How many groups are there in the periodic table?
16
12
14
18
What is the molar mass of hydrochloric acid?
88.4621 g/mol
36.458 g/mol
64.2913 g/mol
56.438 g/mol
What is the purpose of balancing equations?
To make equations easier to solve
To make equations look more aesthetically pleasing
To ensure that the equation is accurate
To make equations easier to read
What is the first step in balancing an equation?
Identify the reactants and products
Count the number of atoms on each side
Adjust the coefficients of the reactants and products
Add coefficients to the reactants and products
What is the molar mass of potassium carbonate?
102.34 g/mol
138.205 g/mol
88 g/mol
130.34 g/mol
Balance the following equation: CH4 + O2 = CO2 + H2O
1, 2, 1, 2
2, 1, 2, 1
1, 2, 2, 1
2, 1, 1, 1
Calculate the molar mass of calcium carbonate (CaCO3)
99.01 g/mol
69.99 g/mol
101.1 g/mol
100.09 g/mol
What are the three states of matter?
Solid, water, gas
Solid, liquid, grass
Solid, liquid, gas
Earth, water, air
The atomic number of an element above the element in the Periodic Table?
True
False
Calculate the molar mass of nitric acid (HNO3)
63.02 g/mol
64.07 g/mol
68.02 g/mol
62.01 g/mol
How many moles of CO2 are in 23 grams of CO2?
1.97 moles
1.91 moles
2.00 moles
1.89 moles
1H2O is water.
True
False
Balance the following equation: _H4 + _CO + _CH = _CH + _OH
1, 2, 2, 4, 2
1, 3, 2, 3, 1
2, 1, 2, 3, 4
3, 1, 4, 2, 4
Which element has the highest ionization energy among Period 2?
F
B
C
N
Which element has the lowest ionization energy among Period 4?
Sc
Ti
Cr
Ca
What is the molar mass of salt (NaCl)
56.44 g/mol
58.44 g/mol
59 g/mol
58.20 g/mol
What conversion factor allows you to change one substance into another?
Limiting Reactant
Mole Ratio
Avogadro's Number
Stoichiometry
Which determines the amount of product that will form?
Limiting Reactant
Molar Mass
Element Number
Percent Yield
Equations are balanced in order to abide by which law?
Law of Conservation of Mass
Newton's Theory of Relativity
3 States of Matter
Alphabetical Order
