Sarthaks Test
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Which of the following options are correct?

(i) Cast iron is obtained by remelting pig iron with scrap iron and coke using hot air blast.

(ii) In extraction of silver, silver is extracted as cationic complex.

(iii) Nickel is purified by zone refining.

(iv) Zr and Ti are purified by van Arkel method.

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(i), (iv)

(i) Cast iron is obtained by remelting pig iron with scrap iron and coke using hot air blast.

(iv) Zr and Ti are purified by van Arkel method.

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