The incorrect statement among the following is:
1. SnF4 is ionic in nature.
2. PbF4 is covalent in nature.
3. SiCl4 is easily hydrolysed.
4. GeX4 (X = F, Cl, Br, I) is more stable than GeX2
Hydrated aluminium chloride is an ionic compound and soluble in water giving -
1. Al3+ and Cl- ions
2. and Cl- ions
3. and ions
4. None of the above
is an ionic carbide. It is also known as :
1. Acetylide
2. Methanide
3. Allyide
4. Alloy
on hydrolysis gives -
1.
2.
3.
4.
A compound that is sparingly soluble in cold water and fairly soluble in hot water is-
1.
2.
3.
4.
Al2O3 can be converted to anhydrous AlCl3 by heating:
1.
2. with NaCl in solid-state
3. a mixture of and carbon in dry gas
4. with gas
The stability of the +1 oxidation state increases in the sequence:
1. Al <Ga<In<Tl
2. Tl<In<Ga<Al
3. In<Tl<Ga<Al
4. Ga<In<Al<Tl
1. | Sheet silicate | 2. | Pyrosilicate |
3. | Three dimensional silicate | 4. | Linear chain silicate |
A compound among the following that is least likely to behave as a Lewis base is:
1. | NH3 | 2. | BF3 |
3. | OH- | 4. | H2O |
A compound among the following having a similar structure to graphite is:
1. B
2. B4C
3. B2H6
4. BN