Ethane with the molecular formula C₂H₆ has

Butanone is a four carbon compound with functional group 

A molecule of ammonia (NH₃) has

Oils on treating with hydrogen in the presence of palladium or nickel catalyst form fats. This is an example of

Which of the following does not belong to the same homologous series?

Write next two members of the homologous series

Write the name and structure of an alcohol with four carbon atoms in its molecule.

Name the process by which unsaturated fats are changed to saturated fats.

Name the functional group present in CH₃COCH₃ and state the name of this compound

Write the formula of functional group:
(i) aldehyde, (ii) alcohol

What are the two properties of carbon which lead to the huge number of carbon compounds we see around us?

Why is the conversion of ethanol to ethanoic acid an oxidation reaction?

A mixture of oxygen and ethyne is burnt for welding. Can you tell why a mixture of ethyne and air is not used?

How would you distinguish experimentally between an alcohol and a carboxylic acid?

What are oxidising agents?

What would be the electron dot structure of carbon dioxide which has the formula CO₂ ?

How many structural isomers can you draw for pentane?

What is a homologous series? Explain with an example.

Why does micelle formation take place when soap is added to water? Will a micelle be formed in other solvents such as ethanol also?

What change will you observe if you test soap with litmus paper (red and blue)?

a) Write the formula and draw electron dot structure of carbon tetrachloride?
b) What is saponification? Write the reaction involved in this process.

Esters are sweet-smelling substances and are used in making perfumes. Suggest some activity and the reaction involved for the preparation of an ester with well labeled diagram.

An organic compound A on heating with concentrated H₂SO₄ forms a compound B which on addition of one mole of hydrogen in presence of Ni forms a compound C. One mole of compound C on combustion forms two moles of CO₂ and 3 moles of H₂O. Identify the compounds A, B and C and write the chemical equations of the reactions involved.

Look at the below figure and answer the following questions:

a) What change would you observe in the calcium hydroxide solution taken in tube B?
b) Write the reaction involved in test tubes A and B respectively.
c) If ethanol is given instead of ethanoic acid, would you expect the same change?
d) How can a solution of lime water be prepared in the laboratory?