Which one of the following properties of an element is not variable
Valency
Atomic weight
Equivalent weight
All of these
The modern atomic weight scale is based on
1 amu is equal to
NO
8 g/mole
16 g/mole
64.8 g/mole
32 g/mole
40.3
36.3
24.3
11.3
Alkaline
Acidic
Strongly acidic
Neutral
16.002
16.00
17.00
11.00
For preparing 0.1 N solution of a compound from its impure sample of which the percentage purity is known, the weight of the substance required will be
More than the theoretical weight
Less than the theoretical weight
Same as the theoretical weight
None of these
0.5 M
1.0 M
1.5 M
2.0 M
4 g atom of Hydrogen
3.0 g of carbon
M
M/2
M/3
M/4
Crystals of which pair are isomorphous
When potassium permanganate is titrated against ferrous ammonium sulphate, the equivalent weight of potassium permanganate is
Molecular weight /10
Molecular weight /5
Molecular weight /2
Molecular weight
10.8
10.2
11.2
10.0