The correct statement about hydrolysis of and is-
1. is hydrolysed and gives but is not hydrolysed
2. Both and on hydrolysis gives
3. on hydrolysis gives but gives
4. Both and on hydrolysis gives
The correct sequence of the polarity of the following molecule is
a. Benzene
b. Inorganic Benzene
c.
d.
a | b | c | d | |
1. | P | NP | NP | P |
2. | NP | NP | NP | P |
3. | NP | P | NP | P |
4. | NP | P | P | NP |
(Where P=polar, NP=non-polar)
The incorrect order of boiling point is-
1.
2.
3.
4.
When the substances Si, KCl, OH and are arranged in order of increasing melting point , what is the correct order?
(1) Si, KCl ,OH ,
(2) , , Si ,KCl
(3) KCl, Si, ,
(4)
Iodine molecules are held in the solid lattice by............
(1) London forces (2) dipole-dipole interactions
(3) Covalent bonds (4) coulombic force
Which substance has the highest melting point ?
(a) CO
(b)
(d)
(d)
Nodal planes of
(1) all are in molecular plane
(2) two in a molecular plane and in a plane peerpendicular to moleclar plane which contains
(3) one in molecular plane and two in plane perpendicular to molecular plane which bisects
(4) two in a molecular plane and one in a plane perpendicular to molecular plane which bisects at right angle.
The hybridisation of the central atom will change when:
1. combines with
2. combines with
3. forms
4. combines with
Which of the following have linkage?
(where X is Central atom)
(i) (ii)
(iii) Pyrosilicate (iv) Hyponitrous Acid
(1) (i) (iii)
(2) (iii) (iv)
(3) (i) (iii) (iv)
(4) (i) (ii)