No. of questions - 27
Time - 15 min
1.
The shape of carbon dioxide is
2.
Which of the following shows minimum melting point?
4.
The bond between two identical non-metal atoms has a pair of electrons:
5.
What is the effect of more electronegative atom on the strength of ionic bond?
6.
According to VSEPR theory the repulsion between different pair (lone or bond) of electrons obey the order
7.
Intramolecular hydrogen bond is present in
8.
The bond between atoms of two elements of atomic number 37 and 53 is:
9.
Which of the following pairs will from the most stable ionic bond?
10.
The number of S – S bonds in sulphur trioxide is
11.
The number of sigma and pi bonds in peroxodisulphuric acid are respectively
12.
C − Cl bond is stronger than C – I bond, because
13.
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?
14.
Shape of molecules is decided by:
15.
The electron affinity for inert gases is likely to be:
16.
Chlorine atom tends to acquire the structure of:
17.
Which of the following atoms has minimum covalent radius?
18.
Unusually high boiling point of water is result of
19.
Which of the following is false?
20.
Molecular orbital theory was given by
21.
Which of the following characteristics regarding halogens is not correct?
23.
One would expect the elemental form of Cs at room temperature to be:
24.
Silicon has 4 electrons in the outermost orbit. In forming the bond:
25.
Electron deficient species are known as:
26.
An electrovalent compound does not exhibit space isomerism due to:
27.
The low density of ice compared to water is due to
