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Chemistry
Which of the following formula represents the fuming sulphuric acid (oleum)?
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Q. Which of the following formula represents the fuming sulphuric acid (oleum)?
The p-Block Elements - Part2
A
$H _{2} S _{2} O _{4}$
B
$H _{2} SO _{5}$
C
$H _{2} S _{2} O _{7}$
D
$H _{2} S _{2} O _{8}$
Solution:
$H _{2} S _{2} O _{7}$ represents oleum i.e., fuming sulphuric acid.