Redox and Equivalent ConceptMedium

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

$\text{Or}\frac{100}{E + 30} = \frac{60}{E + 8} \Rightarrow E = 25$

Create a free account to view solution

View Solution Free
Topic: Redox and Equivalent Concept·Practice all Redox and Equivalent Concept questions

More Redox and Equivalent Concept Questions

Magnesium hydroxide is the white milky substance in milk of magnesia. What mass of Mg(OH)2 is formed when 15 ml of 0.2 M...An ion is reduced to the element when it absorbs 6 × 1020 electrons. The number of equivalents of the ion is...The specific conductance (κ) of an electrolyte of 0.1 N concentration is related to equivalent conductance (Λe...x g of KHC2O4 requires 100 ml of 0.02 M-KMnO4 in acidic medium. In another experiment, y g of KHC2O4 requires 100 ml of ...Which of the following ion cannot act as an oxidizing agent?...