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Chemistry
3. Atoms and Moleculers
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Q1 of 203 Page 128

Write the full form of IUPAC.

IUPAC stands for International Union of Pure and Applied Chemistry. It is a scientific organization which develops nomenclature for chemical compounds.


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2

Name the scientist who gave:

(a) law of conservation of mass


(b) law of constant proportions.

3

Name the law of chemical combination:

(a) which was given by Lavoisier.


(b) which was given by Proust.

4

Name the scientist who gave atomic theory of matter.

5

Which postulate of Dalton’s atomic theory is the result of law of conservation of mass given by Lavoisier?

Questions · 203
3. Atoms and Moleculers
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