An allotrope of carbon which exhibits only two types of $C-C$ bond distances of $143.5 \text{ pm}$ and $138.3 \text{ pm}$, is $....$

The number of amphoteric oxides from the following is
$CO_2, GeO_2, SnO_2, PbO_2, CO, GeO, SnO, PbO$

Match List-$I$ with List-$II$.

List-$I$	List-$II$
$A$. Coke	$I$. Carbon atoms are $sp^3$ hybridised
$B$. Diamond	$II$. Used as a dry lubricant
$C$. Fullerene	$III$. Used as a reducing agent
$D$. Graphite	$IV$. Cage like molecules

Choose the correct answer from the options given below:

State True or False for the following statements:
$(1)$ Oxides of indium and thallium are basic in their properties.
$(2)$ $C$,$Si$ are non-metals,while germanium,tin,and lead are high melting metals.

Superphosphate of lime contains

Which of the following halides cannot be hydrolysed?