Redox and Equivalent ConceptHard
Question
A metal carbonate on heating is converted to metal oxide and is reduced to 60% of its original weight. The equivalent weight of the metal is
Options
A.5
B.25
C.60
D.70
Solution
neq metal carbonate = neq metal oxide
$\text{Or}\frac{100}{E + 30} = \frac{60}{E + 8} \Rightarrow E = 25$
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