EASY
6th ICSE
IMPORTANT
Earn 100

Write the chemical formula of the following compounds: zinc chloride, nitrogen dioxide, calcium oxide, sodium hydroxide

Important Questions on Elements, Compounds and Mixtures

EASY
6th ICSE
IMPORTANT
FRANK NEW CERTIFICATE - Chemistry>Chapter 2 - Elements, Compounds and Mixtures>EVALUATION>Q 3
Define mixtures. Why do we need to separate them?
EASY
6th ICSE
IMPORTANT
FRANK NEW CERTIFICATE - Chemistry>Chapter 2 - Elements, Compounds and Mixtures>EVALUATION>Q 4
Name the solids which show sublimation.
MEDIUM
6th ICSE
IMPORTANT
FRANK NEW CERTIFICATE - Chemistry>Chapter 2 - Elements, Compounds and Mixtures>EVALUATION>Q 5
Define the term filtration.
MEDIUM
6th ICSE
IMPORTANT
FRANK NEW CERTIFICATE - Chemistry>Chapter 2 - Elements, Compounds and Mixtures>EVALUATION>Q 5

Explain the following term: Sedimentation

EASY
6th ICSE
IMPORTANT
FRANK NEW CERTIFICATE - Chemistry>Chapter 2 - Elements, Compounds and Mixtures>EVALUATION>Q 5
Define the terms:
Decantation
MEDIUM
6th ICSE
IMPORTANT
FRANK NEW CERTIFICATE - Chemistry>Chapter 2 - Elements, Compounds and Mixtures>EVALUATION>Q 5
What is meant by residue?
MEDIUM
6th ICSE
IMPORTANT
FRANK NEW CERTIFICATE - Chemistry>Chapter 2 - Elements, Compounds and Mixtures>EVALUATION>Q 5
What is a filtrate?
EASY
6th ICSE
IMPORTANT
FRANK NEW CERTIFICATE - Chemistry>Chapter 2 - Elements, Compounds and Mixtures>EVALUATION>Q 6
Name the separation techniques used in the purification of water.