Question

2H²O

i) How many elements are there?

Ans i)

ii) Name the elements.

Ans ii)

iii) Number of atoms.

Ans iii)

iv) Number of molecules.

Ans iv)

v) Name the compound​

Answer 1

Answer:

1. 2

2.Hydrogen & Oxygen

3.2

4.2

5. water

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