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D and F Block Elements Test - 26
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D and F Block Elements Test - 26
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  • Question 1/10
    4 / -1
    Addition of iron fillings to CuSO4 solution caused precipitation of Cu owing to the
  • Question 2/10
    4 / -1
    From a solution of CuSO4, the metal used to recover copper is
  • Question 3/10
    4 / -1
    Which of the following statements is correct regarding the slag obtained during the extraction of a metal like copper or iron?
  • Question 4/10
    4 / -1
    The compound having blue colour is
  • Question 5/10
    4 / -1
    Cupric hydroxide dissolves in aqueous ammonia due to
  • Question 6/10
    4 / -1
    Concentration of silver ore is based on its solubility in
  • Question 7/10
    4 / -1
    Anhydrous salts of CuF2 and CuSO4 are
    Solutions

  • Question 8/10
    4 / -1
    Coinage alloy has following composition
  • Question 9/10
    4 / -1
    The common oxidation states of Ti are
  • Question 10/10
    4 / -1
    Which one of the transition metal ions is coloured ?
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