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Chemistry in daily life Bio molecules Polymers Environmental chemistry Nitrogenous compound Aldehyde and ketone Alcohol and phenol Halo alkane Hydrocarbon Basic concept of organic chemistry Coordination chemistry d&f block element p-block element part 3 p – block element part 2 p-block element part 1 s-block element Hydrogen Principal of extraction of metal Surface chemistry Chemical kinetics Electro chemistry Solution Chemical equilibrium Thermodynamics State of matter Chemical bonding Classification of element Atomic structure Basic concept of chemistry
  • Ehter is used :
    as refrigerant
    as a general anaesthetic
    in scented subsances
    All the above
  • When ether is left in open air, then the product to be formed is :
    Alkane
    Alkene
    Peroxide of diethyl ether
    Oxide
  • An Ether is more volatile in comparision to isomeric alcohol, its reason is :
    Dipolar Character of ether
    Hydrogen bond in ethers
    Hydrogen bond in alcohol
    Resonance structures of alcohols
  • Bakelite is obtained from phenol by reacting with :
    CH3CHO
    CH3COCH3
    (CH3OH)2
    HCHO
  • Willamson synthesis is used in the preparation of :
    Ester
    Ether
    Acid
    Alcohol
  • Ethylene glycol with anhydrous ZnCl2 gives:
    HCHO
    CH3COCH3
    CH3CHO
    CH3COOH
  • The major product obtained on interaction of phenol with NaOH and CO2 is :
    Benzoic acid
    Salicylic acid
    Salicylaldehyde
    Phthalic acid
  • In cold countries, ehylene glycol is added in radiators of cars. it helps in :
    Reducing freezing point
    Making water a good lubricant
    Reducing viscosity
    Reducing specific heat of water
  • Deaths in Gujrat due to intake of poisonous alcohol take place due to :
    Carbonic acid
    Methyl alcohol
    Ethyl alcohol
    Acetic acid
  • Ethylene glycol with anhydrous ZnCl2 gives:
    HCHO
    CH3COCH3
    CH3CHO
    CH3COOH