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Oxyacids of Sulphur

Oleum is

Question

Oleum is

castor oil

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oil of vitriol

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fuming

H_{2} S O_{4}

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none of these.

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Solution

The correct option is C fuming $H_{2} S O_{4}$
Pyrosulphuric acid or oleum (+6) is $H_{2} S_{2} O_{7}$ which is obtained by dissolving $S O_{3}$ and is called fuming sulphuric acid.

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Similar questions

H_{2} S O_{4}

H_{2} S_{2} O_{7}

H_{2} S O_{4} + S O_{3}

%

(100 + X) %

X g H_{2} O

S O_{3}

%

S O_{3}

109 %

118 %

H_{2} S O_{4}

100

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