Compounds

IMPORTANT

Compounds: Overview

This topic covers concepts, such as, Properties of Hydrogen gas, Properties of Hydrogen Sulphide gas & Magnetic Separation etc.

Important Questions on Compounds

EASY
IMPORTANT
Science>Is Matter around Us Pure?>Compounds> Q 1

What is the characteristic smell of hydrogen sulphide gas?

EASY
IMPORTANT
Science>Is Matter around Us Pure?>Compounds> Q 2

Explain the solubility of hydrogen sulphide gas in water.

EASY
IMPORTANT
Science>Is Matter around Us Pure?>Compounds> Q 3

The characteristic smell of hydrogen sulphide is:

EASY
IMPORTANT
Science>Is Matter around Us Pure?>Compounds> Q 4

Hydrogen sulphide is a colourless gas with the smell of rotten eggs.

MEDIUM
IMPORTANT
Science>Is Matter around Us Pure?>Compounds> Q 5

Describe the properties of hydrogen sulphide gas.

MEDIUM
IMPORTANT
Science>Is Matter around Us Pure?>Compounds> Q 6

Hydrogen forms _____ mixture with air.

EASY
IMPORTANT
Science>Is Matter around Us Pure?>Compounds> Q 7

Sand and iron filings are separated by -

EASY
IMPORTANT
Science>Is Matter around Us Pure?>Compounds> Q 8

Cotyledons are also called-