MEDIUM
8th CBSE
IMPORTANT
Earn 100

What are the least reactive metals? Explain.

Important Questions on Metals and Non-metals

HARD
8th CBSE
IMPORTANT
SCIENCE Class 8>Chapter 4 - Metals and Non-metals>LET's Learn And Evaluate>Q 2
What do you understand by the reactivity of metals? Which metal is most reactive and which is least reactive?
HARD
8th CBSE
IMPORTANT
SCIENCE Class 8>Chapter 4 - Metals and Non-metals>LET's Learn And Evaluate>Q 3
Write the common uses of metals in our daily life.
HARD
8th CBSE
IMPORTANT
SCIENCE Class 8>Chapter 4 - Metals and Non-metals>LET's Learn And Evaluate>Q 4
How do metals and non-metals differ in physical properties?
HARD
8th CBSE
IMPORTANT
SCIENCE Class 8>Chapter 4 - Metals and Non-metals>LET's Learn And Evaluate>Q 5
How is iron affected by oxygen and moisture?
MEDIUM
8th CBSE
IMPORTANT
SCIENCE Class 8>Chapter 4 - Metals and Non-metals>LET's Learn And Evaluate>Q 6
What is corrosion? How can we protect metals from corrosion?
MEDIUM
8th CBSE
IMPORTANT
SCIENCE Class 8>Chapter 4 - Metals and Non-metals>LET's Learn And Evaluate>Q 7
What is anodising?
MEDIUM
8th CBSE
IMPORTANT
SCIENCE Class 8>Chapter 4 - Metals and Non-metals>LET's Learn And Evaluate>Q ➤
Why are silicon and germanium called metalloids?
HARD
8th CBSE
IMPORTANT
SCIENCE Class 8>Chapter 4 - Metals and Non-metals>LET's Learn And Evaluate>Q ➤
The silver foils which decorate the sweets are actually made up of silver, or it is made up of some harmful metal?