EASY
11th Odisha Board
IMPORTANT
Earn 100

Name one important ore of aluminium and its composition.

Important Questions on Group-13 Elements

EASY
11th Odisha Board
IMPORTANT
Bureau's Higher Secondary Chemistry Volume-1>Chapter 14 - Group-13 Elements>QUESTIONS>Q 4
Name any two elements of group 13.
EASY
11th Odisha Board
IMPORTANT
Bureau's Higher Secondary Chemistry Volume-1>Chapter 14 - Group-13 Elements>QUESTIONS>Q 5
Write the formula of cryolite.
EASY
11th Odisha Board
IMPORTANT
Bureau's Higher Secondary Chemistry Volume-1>Chapter 14 - Group-13 Elements>QUESTIONS>Q 6
Complete the equation: Al2O3+NaOH→____+H2O.
EASY
11th Odisha Board
IMPORTANT
Bureau's Higher Secondary Chemistry Volume-1>Chapter 14 - Group-13 Elements>QUESTIONS>Q 7
Between boron and aluminium, which metal has a higher value of atomic radius?
EASY
11th Odisha Board
IMPORTANT
Bureau's Higher Secondary Chemistry Volume-1>Chapter 14 - Group-13 Elements>QUESTIONS>Q 8
What is borax bead test?
EASY
11th Odisha Board
IMPORTANT
Bureau's Higher Secondary Chemistry Volume-1>Chapter 14 - Group-13 Elements>QUESTIONS>Q 10
Which one of the following is an ore of aluminium?
MEDIUM
11th Odisha Board
IMPORTANT
Bureau's Higher Secondary Chemistry Volume-1>Chapter 14 - Group-13 Elements>QUESTIONS>Q 11
What happens when orthoboric acid is heated?
EASY
11th Odisha Board
IMPORTANT
Bureau's Higher Secondary Chemistry Volume-1>Chapter 14 - Group-13 Elements>QUESTIONS>Q 12
Write the formula of orthoboric acid.