chemical equations

True/False: Products are written to the right of the reaction arrow in a chemical equation.

• True

• False

True/False: Reactants are written to the right of the reaction arrow in a chemical equation.

• True

• False

The red numbers in the image below represent ________.

• subscripts
• coefficients
• I don't know.
• None of the answers are correct.

Which compounds are the PRODUCTS of this reaction?

• CO₂ + H₂O

• C₆H₁₂O₆ + O₂

• C₆H₁₂O₆ + CO₂

• H₂O + O₂

The blue numbers in the image below represent ________.

• I don't know.
• coefficients
• subscripts
• None of the answers are correct.

True/False: There are 2 reactants in the chemical equation below.
 $KClO_3\ \rightarrow\ KCl\ +\ O_2$  

• True

• False

True/False: There are 2 reactants in the chemical equation below.
 $H_2\ +\ Cl_{2\ }\rightarrow\ HCl\$  

• True

• False

Magnesium can be burned in oxygen to produce solid magnesium oxide.

• Mg(s) + O₂(g)→ MgO(s)

• Mg(s) + O(g) → MgO(s)

• Mg(s) + CO₂(g) → MgO(s) + C(s)

• Mg(s) + O₂(g) → Mg₂O₂(s)

Identify the reactant(s) and product(s) of the reaction.

• All three are reactants and none are products.
• Hydrogen and water are the reactants, and oxygen is the product.
• Water and oxygen are the reactants, and hydrogen is the product.
• Hydrogen and oxygen are the reactants, and water is the product.
  

This is used to represent the amount of each atom in a molecule. What is the arrow pointing to?

• Exponent
• Coefficient
• Molecule
• Subscript