Science (English Medium) कक्षा ११ - CBSE Question Bank Solutions

Draw a formula for the first five members of the homologous series beginning with the given compound.

H–COOH

Draw a formula for the first five members of the homologous series beginning with the given compound.

CH₃COCH₃

Draw a formula for the first five members of the homologous series beginning with the given compound.

H–CH=CH₂

Identify the functional group in the following compound.

Identify the functional group in the following compound.

Identify the functional group in the following compound.

Complete the following reaction:

\[\ce{H_{2(g)} + M_M O_{O(s)} ->[\Delta]}\] ?

Complete the following reaction:

\[\ce{CO_{(g)} + H_{2(g)} ->[\Delta][catalyst]}\] ?

Complete the following reaction:

\[\ce{C3H_{8(g)} + 3H2O_{(g)} ->[\Delta][catalyst]}\]?

Complete the following reaction:

\[\ce{Zn_{(s)} + NaOH_{(aq)} ->[heat]}\]?

An aqueous solution of borax is _______.

What do you mean by ozone hole?

Write Lewis structure of the following compounds and show formal charge on atom.

\[\ce{HNO3}\]

Write Lewis structure of the following compounds and show formal charge on atom.

\[\ce{NO2}\]

Write Lewis structure of the following compounds and show formal charge on atom.

\[\ce{H2SO4}\]

Represent diagrammatically the bond moments and the resultant dipole moment in \[\ce{CO2, NF3}\] and \[\ce{CHCl3}\].

Which of the following reactions increases production of dihydrogen from synthesis gas?

Match Column I with Column II for the given properties/applications mentioned therein.

Atomic hydrogen combines with almost all elements but molecular hydrogen does not. Explain.