Give Two Examples for Each of the Following: Inert Gases

One Line Answer

Helium, argon, neon.

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Chapter 3: Elements, Compounds and Mixtures - Exercise 3 (A) [Page 24]

Chapter 3 Elements, Compounds and Mixtures
Exercise 3 (A) | Q 2.4 | Page 24

Define a pure substance. How many types of pure substances do you know?

State the number of atoms of H₂SO₄

Name: Three different forms of carbon

Tick (√) the correct alternative from the choice given for the following statement.
Brass and bronze are

Select the correct answer from the choice given below.
An element which is a poor conductor of heat

Write the names of elements from the following symbol:

Explain the difference between Metals and non-metals.

There are ______ number of known elements.

Elements : Combine to form compounds :: Compounds : ______.

Give the chemical formula for cane sugar.