Chemistry Quiz

Which are isomers of C5H12?

• I and II only

• II and III only

• I and III only

• I, II and III

Which homologous series has the general formula C₂H₂ₙO (n > 2)?

• Alcohols

• Carboxylic acids

• Ethers

• Ketones

What is produced when chlorobutane is treated with aqueous sodium hydroxide solution?

• butane

• butanoic acid

• butanal

• butan-1-ol

Which reaction involves homolytic fission?

• CH4 + Cl2

• CH3Br + NaOH

• (CH3)3CBr + NaOH

• C6H6 + HNO3 + H2SO4

What is the name of this substance using IUPAC rules?

• 2-ethyl-1-methylbutan-1-ol

• 1-methyl-2-ethylbutan-1-ol

• 3-ethylpentan-2-ol

• 3-ethylpentan-4-ol

What is formed in a propagation step of the substitution reaction between bromine and ethane?

• CH3CH2*

• CH3CH2CH2CH3

• H.

• Br−

Which monomer would produce the polymer shown?

• CF3CCl2F

• CF3CClHF

• CF2CClF

• CF2CF2

Which is in the same homologous series as CH3OCH3?

• CH3COCH3

• CH3COOCH3

• CH3CH2CH2OH

• CH3CH2CH2OCH3

Which monomer forms the polymer shown?

• CH(CH3)=CH(CH3)

• CH(Cl)=CHCH3

• (CH3)2CHCl

• CH2=CHCl

Which is a propagation step in the free-radical substitution mechanism of ethane with chlorine?

• Cl2 → 2·Cl

• ·C2H5 + Cl2 → C2H5Cl + ·Cl

• ·C2H5 + ·Cl → C2H5Cl

• C2H6 + ·Cl → C2H5Cl + ·H