Assertion : The ratio by volume of gaseous reactants and products is in agreement with their
molar ratio.
Reason : Volume of a gas is inversely proportional to the number of moles of a gas.
Equivalent weight of in the half reaction, is:
1. M/10
2. M/11
3. M/6
4. M/1
The equivalent weight of in the given reaction is:
1. 16.25
2. 36.5
3. 73
4. 85.1
The correct order of N-compounds in its decreasing order of oxidation states is :
1.
2.
3.
4.
For the redox reaction,
a
the correct stoichiometric coefficients of the reactants a, b, and c respectively for the balanced equation are:
1. 16, 5, 2
2. 2, 5, 16
3. 2, 16, 5
4. 5, 16, 2
A compound contains three elements A, B and C, if the oxidation number of A =+2, B =+5 and C =-2, the possible formula of the compound is :
1. 2.
3. 4.
The change in oxidation number of chlorine when Cl2 gas reacts with hot and concentrated sodium hydroxide solution is:
1. Zero to +1 and Zero to -5
2. Zero to -1 and Zero to +5
3. Zero to -1 and Zero to +3
4. Zero to +1 and Zero to -3
The strongest oxidizing agent in the above equation is:
1.
2.
3.
4.
Number of moles of \(MnO^-_4\) required to oxidise one mole of ferrous oxalate completely in an acidic medium will be:
1. | 0.6 mole | 2. | 0.4 mole |
3. | 7.5 moles | 4. | 0.2 mole |
The number of moles of KMnO4 that will be needed to react with one mole of sulphite ion in an acidic solution is:
1. | \(3 \over 5\) | 2. | \(4 \over 5\) |
3. | \(2 \over 5\) | 4. | 1 |