📝 Multiple Choice Question
General-science
Which of the following gases get released when dilute sulphuric acid (H2SO4) reacts with magnesium (Mg) ?
A
SO3
B
SO2
C
O2
D
H2
Explanation
When an active metal like magnesium reacts with a dilute acid, it undergoes a displacement reaction to produce a salt and hydrogen gas.
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