Number of oxygen atoms present in chemical formula of fuming sulphuric acid is ____.
Answer: 7
Solution
Fuming sulphuric acid (oleum) has the formula (or is described as conc. ).
Counting oxygen atoms in : there are 7 oxygen atoms.
Counting oxygen atoms in : there are 7 oxygen atoms.
JEE Main · 2024 · 09 Apr 2024 · Shift 2 · Integer answer