Q. What is hydrogenation? What is its industrial application?

Q. How can ethanol and ethanoic acid be differentiated on the basis of their physical and chemical properties?

Q. Why are carbon and its compounds used as fuels for most applications?

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

Q. What is an homologous series? Explain with an example.

Q. Which of the following hydrocarbons undergo addiction reactions?
$C_2{H}_6$, $C_3{H}_8,C_3{H}_6,C_2{H}_2$ and $C{H}_4$

Q. Explain the mechanism of the cleaning action of soaps.

Q. Explain the formation of scum when hard water is treated with soap.

Q. Give a test that can be used to differentiate chemically between butter and cooking oil.

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

Q. Draw the electronic dot structures for :

Q. Explain the nature of the covalent bond using the bond formation in $C{H}_{3}Cl$.

Q. While cooking, if the bottom of the vessel is getting blackened on the outside, it means that:

1. the food is not cooked completely
2. the fuel is wet
3. the fuel is not burning completely
4. the fuel is burning completely

Q. Ethane, with the molecular formula $C_2{H}_6$ has:

1. $6$ covalent bonds
2. $7$ covalent bonds
3. $9$ covalent bonds
4. $8$ covalent bonds

Q. Butanone is a four-carbon compound with the functional group :

1. aldehyde
2. carboxylic acid
3. alcohol
4. ketone