Chemistry TNPSC Questions And Answers

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CHEMISTRY QUESTIONS AND ANSWERS 1 to 5

1. First atomic theory was proposed by

John Dalton

2. The alloy of aluminium used for making magnet is

alnico

3. Which one of the following is an element?

diamond

4. Nucleus of an atom contains

protons and neutrons

5. Rare gases are

di atomic

More Chemistry QUESTIONS AND ANSWERS available in next pages

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