SY1819 Chemical Reactions and Factors Affecting Reaction Rate

The reactants are on the left side of the chemical equation.

• True
• False

All of the following reactions are correctly balanced except-

• A

• B

• C

• D

Tags

NGSS.HS-PS1-7

What are the PRODUCTS of the chemical reaction pictured?

• CH₄ and CO₂
• CH₄ and O₂
• CO₂ and H₂O
• O₂ and H₂O

Tags

NGSS.HS-PS1-7

Si + S₈ →Si₂S₄

• Synthesis (combination)
• Decomposition
• Single replacement
• Double replacement

Tags

NGSS.HS-PS1-2

Ca + AlCl₃→ CaCl_{2 +} Al

• Synthesis (combination)

• Decomposition

• Single replacement

• Double replacement

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

KOH + H₃PO₄ → K₃PO₄ + H₂O

• Synthesis (combination)
• Decomposition
• Single replacement
• Double replacement

Pb(NO₃)₂ →PbO + NO₂ + O₂

• Synthesis (combination)
• Decomposition
• Single replacement
• Combustion

Mg + N₂ →Mg₃N₂

• Synthesis (combination)
• Decomposition
• Single replacement
• Combustion

Tags

NGSS.HS-PS1-2

The rate of a chemical reaction is NOT affected by which of the following:

• temperature

• concentration

• particle size (surface area)

• all of these affect reaction rates

Tags

NGSS.HS-PS1-5

The rate of a reaction increases as temperature__________________.

• Decreases
• Increases
• Stays the Same

Tags

NGSS.HS-PS1-5