Inorganic benzene reacts with HCl to form a compound . The protonation occurs at:
(1) B-atom
(2) N-atom
(3) First at B-atom then rearrangers into N-atom
(4) First N-atom then rearrangers into B-atom
The correct order of initials T or F for the following statements is -
(Use T if statement is true and F if it is false)
(i)is non-polar is polar molecule
(ii) bond angles are equal in a molecule
(iii) will be more soluble in the polar solvent than
1. TTF
2. FFT
3. FFF
4. FTT
Which substance has the strongest London dispersion forces?
1.
2.
3.
4.
The compound that has the lowest boiling point is:
1. | HF | 2. | HCl |
3. | HBr | 4. | HI |
Which of the following is the correct order for increasing bond angle?
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