11.

Select the correct answer from the choice A, B,C and D which are given:

Among the following the one which  is composed of all the three kinds of bond (ionic, covalent and coordinate bond)is:

• Sodium chloride

• Ammonia

• Carbon tetrachloride

• Carbon tetrachloride

Select the correct answer from the choices A, B,C and D which are given:

The aqueous solution of the following compounds which contains both ions and molecules is:

• Sulphuric acid

• Hydrochloric acid

• Nitric acid

• Nitric acid

Select the correct answer from the choices A, B,C and D which are given:

The metal oxide which can react with acid as well as alkali is:

• Silver oxide

• Copper (II) oxide

• Aluminium oxide

• Aluminium oxide

Select the correct answer from the choices A, B, C and D which is given:

A black colour solid which on reaction with dilute sulphuric acid forms a blue coloured solution is:

• Carbon

• Manganese (IV) Oxide

• Lead (II) Oxide

• Lead (II) Oxide

select the correct answer from the choices A, B, C and D, which are give:

A gas cylinder of capacity of 20 dm³ filled with gas X the mass of which is 10 g. ‘when the same cylinder is filled with hydrogen gas at the same temperature and pressure the mass of the hydrogen is 2 g, hence the relative molecular mass of the gas is:

• 5

• 10

• 15

• 15

Which of the following statement is wrong about alkanes?

• They are all saturated hydrocarbon

   

• They can undergo addition as well as substitution reaction.

   

• They are almost non polar in nature.

   

• They are almost non polar in nature.

   

select the acid which contains four hydrogen atom in it.

• Formic acid

• Sulphuric acid

• Nitric acid

• Nitric acid

The organic compound obtained as the end product  of the fermentation of sugar solution is:

• Methanol

• Ethanol

• Ethane

• Ethane

Define Ionization potential.

Methane is the first member of alkane when it is treated with an excess of chlorine in the presence of diffused sunlight forms carbon tetrachloride. Draw the appropriate structural formula of carbon tetrachloride and state the type of bond present in it.