Acid Reactions

Which of the following is a neutralization reaction?

• 2Na + Cl₂ → 2NaCl

• CH₄ + 2O₂ → CO₂ + 2H₂O

• HCl + KOH → KCl + H₂O

• CaCO₃ → CO₂ + CaO

Tags

NGSS.MS-PS1-2

What is the pH of a reaction between a strong acid and strong base?

• 0

• 5

• 10

• 7

As the pH of a solution gets lower, the solution becomes more _____.

• acidic

• basic (or alkaline)

• neutral

• ionic

Predict the products of this reaction.

HCl + Ca(OH)2

• NaCl

• CaCl2

• CaCl2 + H2O

• H2O

Tags

NGSS.HS-PS1-2

NGSS.HS-PS1-1

Which element is common to all acids?

• Hydrogen

• Oxygen

• Carbon dioxide

• Helium

When carbonates react with acids, which gas is produced?

• Hydrogen

• Carbon dioxide

• Oxygen

• Nitrogen

Tags

NGSS.MS-PS1-2

A neutralisation reaction is a reaction between 

• Acid and a Base 
• Acid and water 
• Base and water 
• None of the above 

What type of reaction is the following: 
HCl  + Zn --> ZnCl₂ + H₂

• Neutralisation
• Acid and a metal 
• Acid and a carbonate 
• Ionic 

Complete the following reaction:

Hydrochloric acid + magnesium hydroxide -->

• Magnesium chloride + water

• Magnesium + water

• Magnesium chloride + hydrogen

• Magnesium chloride + water + carbon dioxide

Tags

NGSS.HS-PS1-2

.............................. + sodium hydroxide --> sodium chloride + water

• Nitric acid

• Sulphuric acid

• Hydrochloric acid

• Ethanoic acid

Tags

NGSS.HS-PS1-2

NGSS.HS-PS1-1