Chemistry quizzes

Q.1 Permanent hardness of water can be removed by adding
      A.Potassium permanganate
      B.Chlorine
      C.Bleaching powder
      D.Washing soda

Answer:- D

Q.2 The chemical name of Urea is
      A.Aneurin
      B.Chloroetane
      C.Carbamide
      D.None of these
Answer:-C

Q.3 One fathome is equal to
      A.6 metres
      B.6 feet
      C.60 feet
      D.60 cm
Answer:-B