EASY
6th ICSE
IMPORTANT
Earn 100

Sedimentation and filtration are used to remove insoluble impurities from river and canal water.

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Important Questions on Elements, Compounds and Mixtures

EASY
6th ICSE
IMPORTANT
FRANK NEW CERTIFICATE - Chemistry>Chapter 2 - Elements, Compounds and Mixtures>EVALUATION>Q 3
_____ is the process of transferring the clear liquid without disturbing the sediment.
EASY
6th ICSE
IMPORTANT
FRANK NEW CERTIFICATE - Chemistry>Chapter 2 - Elements, Compounds and Mixtures>EVALUATION>Q 1

Give one word for the following:

the smallest particle of an element

EASY
6th ICSE
IMPORTANT
FRANK NEW CERTIFICATE - Chemistry>Chapter 2 - Elements, Compounds and Mixtures>EVALUATION>Q 2

Give one word for the following:

Molecules that contain three atoms. (monoatomic/ diatomic/ triatomic)

EASY
6th ICSE
IMPORTANT
FRANK NEW CERTIFICATE - Chemistry>Chapter 2 - Elements, Compounds and Mixtures>EVALUATION>Q 3
The solid which is left on the filter paper after filtration.
EASY
6th ICSE
IMPORTANT
FRANK NEW CERTIFICATE - Chemistry>Chapter 2 - Elements, Compounds and Mixtures>EVALUATION>Q 4

Give one word for the following:

Solids that do not dissolve in a liquid.

EASY
6th ICSE
IMPORTANT
FRANK NEW CERTIFICATE - Chemistry>Chapter 2 - Elements, Compounds and Mixtures>EVALUATION>Q 5

Give one word for the following:

The chemical used in loading of water.

EASY
6th ICSE
IMPORTANT
FRANK NEW CERTIFICATE - Chemistry>Chapter 2 - Elements, Compounds and Mixtures>EVALUATION>Q 1
Define element. Name some elements that exist as solids at room temperature.
EASY
6th ICSE
IMPORTANT
FRANK NEW CERTIFICATE - Chemistry>Chapter 2 - Elements, Compounds and Mixtures>EVALUATION>Q 2
Write the chemical formula of the following compounds: zinc chloride, nitrogen dioxide, calcium oxide, sodium hydroxide