A. 2
B. 3
C. 4
D. 5
Submitted by: Muhammad Ali Kunbhar
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Related Mcqs:
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- Acid present in acid rain may be_________________?
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- Acid present in acid rain may be__________________?
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- The common thing in phthalic acid and oxalic acid is that both are_________________?
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- Phosphorous acid upon thermal decomposition yields phosphoric acid and____________________?
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