Elements are made up of______ kinds of atoms.

Fill in the Blanks

Elements are made up of same kinds of atoms.

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Chapter 3: Matter Around Us - Evaluation [Page 38]

Chapter 3 Matter Around Us
Evaluation | Q II. 4. | Page 38

Fill in the blan

An ________ is a homogeneous mixture of two or more metals.

Why is it necessary to separate the constituents of a mixture.

What is meant by 2H and H₂

Answer the following question:
What do you understand by the statement: ‘metals are ductile and malleable’?

Find the atomicity of the Following molecule:
Acetic Acid

Fill in the blank
A diatomic gaseous element is _______.

Tick (√) the correct alternative from the choice given for the following statement

The hardest naturally occurring substance

The important physical properties of substances are colour, odour, nature, density & solubility in water.

Name – a gas with a pungent, choking odour which is lighter than air

Write the names of elements from the following symbol:

Give an example of each mixture having the following characteristics. Suggest a suitable method to separate the components of this mixture

Two or more coloured constituents are soluble in some solvent.