Chemistry Unit 4

Unit 4 - Chemical Changes

Reactions of Metals

Acids, Alkalis and Salts

Electrolysis

REVISION QUESTIONS for unit 4 -

Click on the link , answer the questions and use the mark scheme tab to mark them. 

You do not have to print them just use paper.

Grade 1-4 

Reactions of Metals -

https://JATOJEI.exampro.net 

Reactions of Acids -

https://JYJUQOX.exampro.net 

Electrolysis - 

https://REDAYES.exampro.net 

Grade 5-6

Reactions of Metals -

https://YUTETUU.exampro.net 

Reactions of Acids -

https://EAJELUG.exampro.net 

Electrolysis -

https://CARIQAM.exampro.net 

Challenge (Higher)

Reactions of Metals -

https://XEEOCED.exampro.net 

Reactions of Acids -

https://VUGUWOC.exampro.net 

Electrolysis -

https://BONEEEZ.exampro.net 

Higher

Higher