In the species i) 4.0g of NaOH ii) 4.8g of SO

Question

In the species
i) 4.0g of

N a O H

ii) 4.8g of

S O_{2}

iii) 4.0 g of

C O_{2}

iv) 2.8 g of

C a O

,
decreasing order of the weight of oxygen is

Options:

A . iii, ii, i & iv

B . i, ii, iv & iii

C . ii, iii, iv & i

D . ii, iii, i & iv

Answer: Option A
:
A
4.0g of

N a O H

contains 1.6g of Oxygen
4.8g of

S O_{2}

contains 2.4g of Oxygen
4.0 g of

C O_{2}

contains 2.9g of Oxygen
2.8 g of

C a O

contains 0.8g of Oxygen

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