11th Class Chemistry Organic Chemistry: Some Basic Principles & Techniques / कार्बनिक रसायन : कुछ मूलभूत सिद्धांत एवं तकन

  • question_answer 47)
        In the extraction of aluminium by Hall - Heroult process, purified  is mixed with  to (a) lower the melting point of (b) increase the conductivity of molten mixture. (c) reduce  into Al(5) (d) acts as catalyst

    Answer:

                        (a, b)                                                In the metallurgy of aluminium is mixed with  and  which causes following affects. (i) Lower the melting point of    (ii) Increase the conductivity of molten mixture


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