Basic quizz

Q.1 Which is used in preparation of dynamite ?

      A.glycerol

      B.ethyl alcohol
      C.methyl alcohol

      D.glycol

Q.2 What is Calcium sulphate ?
      A.epsom salt
      B.blue vitriol
      C.gypsum salt
      D.potash alum

Q.3 Bleaching action of chlorine is by
      A.decomposition
      B.hydrolysis
      C.reduction
      D.oxidation

Answer:-Q.1-A,Q.2-C,Q.3-A