Chemistry-(general)
NEET Chemistry (general) MCQ Question
Type: MCQ-numerical-Easy-Class 12
When heating 2 moles of mercury(II) oxide, how many moles of dioxygen gas are produced?
A
1 mole
B
2 moles
C
3 moles
D
4 moles
Correct Answer
Option A
Detailed Explanation
The decomposition reaction 2HgO(s) → 2Hg(l) + O2(g) shows that 2 moles of HgO produce 1 mole of O2 gas.
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