No. of questions - 27
Time - 15 min
1.
According to VSEPR theory the repulsion between different pair (lone or bond) of electrons obey the order
2.
The number of sigma and pi bonds in peroxodisulphuric acid are respectively
3.
C − Cl bond is stronger than C – I bond, because
4.
Intramolecular hydrogen bond is present in
5.
Chlorine atom tends to acquire the structure of:
6.
Molecular orbital theory was given by
7.
Silicon has 4 electrons in the outermost orbit. In forming the bond:
8.
Which of the following is false?
9.
Electron deficient species are known as:
10.
Which of the following pairs will from the most stable ionic bond?
11.
An electrovalent compound does not exhibit space isomerism due to:
12.
Which of the following characteristics regarding halogens is not correct?
13.
Which of the following atoms has minimum covalent radius?
15.
Which of the following shows minimum melting point?
16.
The low density of ice compared to water is due to
17.
The bond between two identical non-metal atoms has a pair of electrons:
19.
One would expect the elemental form of Cs at room temperature to be:
20.
If the bond length and dipole moment of a diatomic molecule are 1.25 A and 1.0 D respectively, what is the per cent ionic character of the bond?
21.
What is the effect of more electronegative atom on the strength of ionic bond?
22.
Unusually high boiling point of water is result of
23.
The number of S – S bonds in sulphur trioxide is
24.
The bond between atoms of two elements of atomic number 37 and 53 is:
25.
The shape of carbon dioxide is
26.
Shape of molecules is decided by:
27.
The electron affinity for inert gases is likely to be:
