MEDIUM
10th CBSE
IMPORTANT
Earn 100

Give the chemical name of the slag produced in the blast furnace during the extraction of iron.

50% studentsanswered this correctly

Important Questions on Metals and Nonmetals

EASY
10th CBSE
IMPORTANT
Foundation Science Chemistry FOR CLASS 10>Chapter 5 - Metals and Nonmetals>EXERCISES>Q 14
What is an amalgam?
MEDIUM
10th CBSE
IMPORTANT
Foundation Science Chemistry FOR CLASS 10>Chapter 5 - Metals and Nonmetals>EXERCISES>Q 15
What happens when aluminium nitride reacts with water?
MEDIUM
10th CBSE
IMPORTANT
Foundation Science Chemistry FOR CLASS 10>Chapter 5 - Metals and Nonmetals>EXERCISES>Q 16
What is obtained when graphite is heated under high pressure in the presence of a catalyst?
MEDIUM
10th CBSE
IMPORTANT
Foundation Science Chemistry FOR CLASS 10>Chapter 5 - Metals and Nonmetals>EXERCISES>Q 17
Name one alloy each of iron and aluminium.
MEDIUM
10th CBSE
IMPORTANT
Foundation Science Chemistry FOR CLASS 10>Chapter 5 - Metals and Nonmetals>EXERCISES>Q 18
Why is cryolite added to bauxite in the extraction of aluminium?
EASY
10th CBSE
IMPORTANT
Foundation Science Chemistry FOR CLASS 10>Chapter 5 - Metals and Nonmetals>EXERCISES>Q 19
Define galvanisation.
EASY
10th CBSE
IMPORTANT
Foundation Science Chemistry FOR CLASS 10>Chapter 5 - Metals and Nonmetals>EXERCISES>Q 20

In the molecular formula of sulphur molecule, Sx the value of x can be-

A. x = 4

B. x = 16

C. x = 8

"Enter your correct answer as A, B or C."

MEDIUM
10th CBSE
IMPORTANT
Foundation Science Chemistry FOR CLASS 10>Chapter 5 - Metals and Nonmetals>EXERCISES>Q 21
Name the oxide ore of aluminium. (Cinnabar/ Bauxite)