Name: the Hardest Naturally Occurring Substance - Chemistry

Name: the Hardest Naturally Occurring Substance

एक शब्द/वाक्यांश उत्तर

Diamond

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पाठ 3: Elements, Compounds and Mixtures - Exercise 3 (A) [पृष्ठ २४]

पाठ 3 Elements, Compounds and Mixtures
Exercise 3 (A) | Q 5.8 | पृष्ठ २४

Give one example for the following types of mixtures :

misicible liquids

State four differences between compounds and mixtures.

Classify the following substances into elements and compounds

Mercury, sulphur, sugar, water, sand, gold, carbon, oxygen, alcohol, iron, marble, baking soda.

Define: Atom

What is meant by 2H and H₂

Name A substance used as an insulator.

Find the atomicity of the Following molecule:
Acetic Acid

Complete the statement given below by filling in the blank with the correct word.

The basic unit of an element is an __________.

What are elements? What are they made of?

Assertion: Air is a mixture of elements only.

Reason: Only nitrogen, oxygen and neon gases exist in air.