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Question

What will be the atomicity of:

a) The molecule which we consume during respiration and released during photosynthesis.

b) The red coloured element which we use in matchboxes.

c) The pale blue gas which forms a layer that absorbs sun's UV radiation.


A

2, 3, 4 respectively

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B

4, 2, 2 respectively

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C

2, 4, 3 respectively

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D

2, 4, 2 respectively

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Solution

The correct option is C

2, 4, 3 respectively


The elements are Oxygen, Phosphorus and Ozone respectively. So their atomicity is 2, 4, 3 respectively as the Oxygen molecule has 2 atoms each, Ozone molecule has 3 Oxygen atoms combined together and Phosphorus element has 4 Phosphorus atoms combined together.


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