The molecular formula for Heptane is

  • C4H10
  • C8H18
  • C5H12
  • C7H16

If one hydrogen atom (H) of alkane (saturated hydrocarbon) is substituted by one halogen atom (F, Cl, Br, I), the compound formed is

  • alkene
  • alkyne
  • halo alkane
  • alkaline

Butanone is an example of

  • aldehydes
  • ketones
  • carboxylic acids
  • ethers

Organic compounds are

  • non-volatile
  • volatile
  • have high melting point
  • have high boiling point

An alkane with molecular formula C8H18 is called

  • butane
  • octane
  • Nonane
  • Decane

An alkane with molecular formula C4H10 is called

  • butane
  • pentane
  • hexane
  • heptane

A mixture of low boiling hydrocarbons is called

  • coal
  • petroleum
  • natural gas
  • Liquid Petroleum Gas (LPG)

What are the compounds called when an -OH group is attached to a benzene ring?

  • halo alkanes
  • phenols
  • ethers
  • alcohols

Considering alkyl radicals, what is the term used for the group obtained by removing H-atom from central carbon atom?

  • Iso-propyl
  • n-propyl
  • neo-propyl
  • propyl

The suffix in alkane represents

  • hydrogen atoms
  • carbon atoms
  • bonds present
  • class of compound

What is the general formula of alkanes?

  • CnH2n+2
  • CnH2n
  • CnH2n-2
  • CnHn

Saturated hydrocarbons (alkanes) have

  • carbon-carbon single bond
  • carbon-carbon double bond
  • carbon-carbon triple bond
  • carbon-carbon quad bond

Which of the following has at least one hydrogen atom or two hydrogen atoms attached to the carbonyl carbon atom?

  • aldehydes
  • ketones
  • carboxylic acids
  • ethers

Methanal is an example of

  • aldehydes
  • ketones
  • carboxylic acids
  • ethers

Which of the following has two hydrocarbon groups bonded to the carbonyl carbon atom?

  • aldehydes
  • ketones
  • carboxylic acids
  • ethers

Butane (alkane) has

  • 3 carbon atoms
  • 5 carbon atoms
  • 4 carbon atoms
  • 2 carbon atoms

The general formula for ethers is

  • R-OH
  • R-O-R
  • R-COOH
  • R-NH2

The formula that shows the arrangement of atoms in a compound is called

  • molecular formula
  • structural formula
  • compound formula
  • empirical formula

An alkane with molecular formula C10H22 is called

  • butane
  • octane
  • Nonane
  • Decane

Which of the following are characterized by the presence of the hydroxyl group attached to a hydrocarbon chain?

  • halo alkanes
  • phenols
  • ethers
  • alcohols
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