Which one of the following is a compound most likely to have a dipole moment

In multiplication and division the significant figures of answer must ...

How many significant figures are there in (respectively) (1) 73.000 ...

The sample with largest number of atoms is

Number of atoms in 560gm of Fe(atomic mass 56gm " mol"^(-1)) is:

About a gaseous reaction xX+yY to l L +mM which statement is wron...

Pick out the isoelectronic structures from the following underset (I...

The radius of which of the following orbit is same as that of the firs...

Which of the following sets of quantum numbers represents an impo...

The electrons present in K-shell of the atom will differ in

The increasing order (lowest first) for the values of e//m (charge//ma...

The incorrect statement Among the following is A)The first ionisation...

The screening effect of inner electrons of an atom can cause

Which of the following transitions involves maximum amount of energy?

The set representing the correct order of the first ionisation potenti...

Which one of the following elements has the highest ionisation energy?

Number of electrons in the valence orbit of nitrogen in an ammonia mol...

The dipole moment of HBr is 1.6 xx 10^(-30) cm and interatomic spaci...

When two atoms of chlorine combine to form one molecule of chlorine ga...

In which of the following the central atom does not use sp^3 hybrid or...

What is the effect of more electronegative atoms on the strength of an...