Number of oxygen atoms present | Chemistry | JEE Main 2024

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JEE Main 2024

09-04-2024 S2

Question

Number of oxygen atoms present in chemical formula of fuming sulphuric acid is

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Solution

Fuming sulphuric acid is a mixture of conc. $\mathrm{H}_2 \mathrm{SO}_4+\mathrm{SO}_3$ Or $\mathrm{H}_2 \mathrm{~S}_2 \mathrm{O}_7$ So, Number of Oxygen atoms $=7$

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