CARBON AND ITS COMPOUNDS Quiz 1

1. General formula of alkane.

•  CnH2n

• CnH2n+2

• CnH2n-2

• CnH2

General formula of Alkene

• CnH2n

• CnH2n+2

• CnH2n-2

• CnH2

General formula of alkyne.

• CnH2n

• CnH2n+2

• CnH2n-2

• CnH2

Three carbon chain with a ketone functional group would be named as?

• Butanol

• Butanoate

• Propanol

• Propanoate

C3H7Cl called

• Chloropropane

• Chlorobutane

• Chlorohexane

• Chlorobutanol

Which of the following elements does not show tetravalency?

• Ge 

• Si   

• C

• O

The image represents a chemical reaction where ethanol is oxidised using potassium dichromate and sulphuric acid.

Which option represents the product “X”?

• CH2O

• CH3CH

• CH3H2O

• CH3COOH

Which of the following belongs to a homologous series of alkynes?

C6H6, C2H6, C2H4, C3H4

• C6H6

• C2H6

• C2H4

• C3H4

Which of the following is not observed in a homologous series?

•  Change in chemical properties

• Difference in-CH, and 14u molecular mass

• Gradation in physical properties

• Same functional group

Ethane, with the molecular formula C2H6, has

• 6 covalent bonds

• 7 covalent bonds

• 8 covalent bonds

• 9 covalent bonds