EASY
7th ICSE
IMPORTANT
Earn 100

What are the two phases used in chromatography?

Important Questions on Elements, Compounds and Mixtures

EASY
7th ICSE
IMPORTANT
Inspired Chemistry-7>Chapter 3 - Elements, Compounds and Mixtures>CHECKPOINT>Q 7
What is the principle of chromatography?
EASY
7th ICSE
IMPORTANT
Inspired Chemistry-7>Chapter 3 - Elements, Compounds and Mixtures>CHECKPOINT>Q 1
Explain the setup and process for separating salt from water by distillation.
EASY
7th ICSE
IMPORTANT
Inspired Chemistry-7>Chapter 3 - Elements, Compounds and Mixtures>CHECKPOINT>Q 2
How is fractional distillation used to separate a mixture of alcohol and water?
EASY
7th ICSE
IMPORTANT
Inspired Chemistry-7>Chapter 3 - Elements, Compounds and Mixtures>CHECKPOINT>Q 3
How is paper chromatography used to separate the components of ink?
EASY
7th ICSE
IMPORTANT
Inspired Chemistry-7>Chapter 3 - Elements, Compounds and Mixtures>CHECKPOINT>Q 4
Why do we need to separate mixtures?
EASY
7th ICSE
IMPORTANT
Inspired Chemistry-7>Chapter 3 - Elements, Compounds and Mixtures>Think and Answer>Q 1

What is common to the following process? (Hint: What is the principle involved?)

winnowing, gravitational separation, centrifugation

EASY
7th ICSE
IMPORTANT
Inspired Chemistry-7>Chapter 3 - Elements, Compounds and Mixtures>Think and Answer>Q 1

What is common to the following process? (Hint: What is the principle involved?)

sedimentation and filtration, using a separating funnel

EASY
7th ICSE
IMPORTANT
Inspired Chemistry-7>Chapter 3 - Elements, Compounds and Mixtures>Think and Answer>Q 1

What is common to the following process? (Hint: What is the principle involved?)

sieving, filtration