HARD
8th CBSE
IMPORTANT
Earn 100

Amongst potassium, iron and aluminium, which is the least reactive?

Important Questions on Materials : Metals and Non-Metals

MEDIUM
8th CBSE
IMPORTANT
Learning Elementary Science with Online Support>Chapter 4 - Materials : Metals and Non-Metals>ORAL QUESTIONS>Q 5
Name all the products formed when aluminium reacts with sulphuric acid.
MEDIUM
8th CBSE
IMPORTANT
Learning Elementary Science with Online Support>Chapter 4 - Materials : Metals and Non-Metals>ORAL QUESTIONS>Q 6

Name two metal which reacts with acid as well alkalis to liberate hydrogen gas?

MEDIUM
8th CBSE
IMPORTANT
Learning Elementary Science with Online Support>Chapter 4 - Materials : Metals and Non-Metals>ORAL QUESTIONS>Q 7

Amongst copper, zinc, iron and lead which will not react with Iron sulphate?

MEDIUM
8th CBSE
IMPORTANT
Learning Elementary Science with Online Support>Chapter 4 - Materials : Metals and Non-Metals>ORAL QUESTIONS>Q 1
The oxide of non-metal sulphur is
MEDIUM
8th CBSE
IMPORTANT
Learning Elementary Science with Online Support>Chapter 4 - Materials : Metals and Non-Metals>ORAL QUESTIONS>Q 2
What are neutral oxides?
MEDIUM
8th CBSE
IMPORTANT
Learning Elementary Science with Online Support>Chapter 4 - Materials : Metals and Non-Metals>ORAL QUESTIONS>Q 3
Name two neutral oxides.
MEDIUM
8th CBSE
IMPORTANT
Learning Elementary Science with Online Support>Chapter 4 - Materials : Metals and Non-Metals>ORAL QUESTIONS>Q 4
What are the products formed when chlorine is passed through potassium bromide solution?
MEDIUM
8th CBSE
IMPORTANT
Learning Elementary Science with Online Support>Chapter 4 - Materials : Metals and Non-Metals>ORAL QUESTIONS>Q 5
Name two metals that are used for making utensils as well as electric wires.