MEDIUM
8th CBSE
IMPORTANT
Earn 100

What are the physical properties of non-metals?

Important Questions on Metals and Non-metals

MEDIUM
8th CBSE
IMPORTANT
Basic Science for Class 8>Chapter 6 - Metals and Non-metals>Exercises>Q B
Name a non metal which when red hot reacts with steam. What happens as a result of the reaction?
MEDIUM
8th CBSE
IMPORTANT
Basic Science for Class 8>Chapter 6 - Metals and Non-metals>Exercises>Q B
Mention three uses of metals, giving reasons.
MEDIUM
8th CBSE
IMPORTANT
Basic Science for Class 8>Chapter 6 - Metals and Non-metals>Exercises>Q B
Describe the uses of carbon.
HARD
8th CBSE
IMPORTANT
Basic Science for Class 8>Chapter 6 - Metals and Non-metals>Exercises>Q C
How would you use the activity series while studying the displacement of hydrogen from acids by metals?
MEDIUM
8th CBSE
IMPORTANT
Basic Science for Class 8>Chapter 6 - Metals and Non-metals>Exercises>Q C
Describe an activity to show that the ‘lead’ of a pencil conducts electricity but a piece of sulphur does not.
EASY
8th CBSE
IMPORTANT
Basic Science for Class 8>Chapter 6 - Metals and Non-metals>Exercises>Q D
Graphite and _____ are lustrous non-metals. (chlorine/ bromine/ iodine)
EASY
8th CBSE
IMPORTANT
Basic Science for Class 8>Chapter 6 - Metals and Non-metals>Exercises>Q D
All _____ are good conductors of heat and electricity. (Metals/ Non-metals)
EASY
8th CBSE
IMPORTANT
Basic Science for Class 8>Chapter 6 - Metals and Non-metals>Exercises>Q D
Though a metal, mercury is a _____ metal at ordinary temperatures.