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Home
All Subjects
CSS
CSS MPT
CSS Subjects MCQs
CSS Past Papers
Past Papers
Testing Agencies Papers
Departmental Past Papers
Post Wise Papers
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FPSC
PPSC
SPSC
BPSC
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Current Affairs
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Subject:
Chemistry
When an acid reacts with a metal, which one of the following gas is usually liberated?
A.
Ammonia Gas
B.
Chlorine
C.
Oxygen
D.
Hydrogen gas
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