Chemical Reactions and Equations Quiz

For the reaction 2Na+Cl2 → 2NaCl, how many total chlorine atoms are involved?

• 1

• 2

• 4

• 6

Tags

NGSS.MS-PS1-1

What is the total number of hydrogen atoms in the balanced equation 2C3H8+7O2 → 6CO2+8H2O

• 8

• 16

• 24

• 32

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-5

NGSS.MS-PS1-2

The formula CaCO3 represents which type of molecule?

• Element

• Compound

• Mixture

• Solution

Tags

NGSS.MS-PS1-1

In the decomposition reaction 2H2O2 → 2H2O+O2, how many molecules of water are produced?

• 1

• 2

• 3

• 4

Tags

NGSS.MS-PS1-5

NGSS.MS-PS1-2

In the reaction 2H2 + O2 → 2H2O, how many oxygen atoms are in the products?

• 1

• 2

• 4

• 6

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-5

For the reaction N2 + 3H2 → 2NH3, how many nitrogen atoms are in the products?

• 1

• 2

• 3

• 6

Tags

NGSS.MS-PS1-1

In the reaction 4Fe + 3O2 → 2Fe2O3, how many total iron atoms are involved?

• 4

• 6

• 8

• 12

Tags

NGSS.MS-PS1-5

In the formula C6H12O6 (glucose), how many oxygen atoms are there?

• 6

• 12

• 18

• 24

Tags

NGSS.MS-PS1-1

In the reaction 2H2 + O2 → 2H2O, how many hydrogen atoms are in the products?

• 2

• 4

• 6

• 8

Tags

NGSS.MS-PS1-1

For the reaction N2 + 3H2 → 2NH3, how many hydrogen atoms are in the reactants?

• 1

• 2

• 3

• 6

Tags

NGSS.MS-PS1-1