MEDIUM
Upper Secondary: IGCSE
IMPORTANT
Earn 100

Zinc reacts with hydrochloric acid to form zinc chloride, ZnCl2. Show that this is a redox reaction.

Important Questions on Acids and Bases

MEDIUM
Upper Secondary: IGCSE
IMPORTANT
Complete Chemistry for Cambridge IGCSE® Second Edition>Chapter 11 - Acids and Bases>Q>Q 1
What is an ionic equation?
HARD
Upper Secondary: IGCSE
IMPORTANT
Complete Chemistry for Cambridge IGCSE® Second Edition>Chapter 11 - Acids and Bases>Q>Q 1
Hydrochloric acid is neutralised by a solution of potassium hydroxide. What do you expect the ionic equation for this neutralisation reaction to be? Write it down.
HARD
Upper Secondary: IGCSE
IMPORTANT
Complete Chemistry for Cambridge IGCSE® Second Edition>Chapter 11 - Acids and Bases>Q>Q 2
What are spectator ions? Explain in your own words.
MEDIUM
Upper Secondary: IGCSE
IMPORTANT
Complete Chemistry for Cambridge IGCSE® Second Edition>Chapter 11 - Acids and Bases>Q>Q 3
An H+ ion is just a proton. Explain why. (Do a drawing?)
MEDIUM
Upper Secondary: IGCSE
IMPORTANT
Complete Chemistry for Cambridge IGCSE® Second Edition>Chapter 11 - Acids and Bases>Q>Q 4
Acids act as proton donors. What does that mean?
MEDIUM
Upper Secondary: IGCSE
IMPORTANT
Complete Chemistry for Cambridge IGCSE® Second Edition>Chapter 11 - Acids and Bases>Q>Q 4
Bases act as proton acceptors. Explain what that means.
MEDIUM
Upper Secondary: IGCSE
IMPORTANT
Complete Chemistry for Cambridge IGCSE® Second Edition>Chapter 11 - Acids and Bases>Q>Q 5
Neutralisation is not a redox reaction. Explain why, using the word proton in your answer.
HARD
Upper Secondary: IGCSE
IMPORTANT
Complete Chemistry for Cambridge IGCSE® Second Edition>Chapter 11 - Acids and Bases>Q>Q 7
Hydrochloric acid is neutralised by a solution of sodium carbonate. Write the ionic equation for this reaction.