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.


NCERT Class XII
Chemistry - Exemplar Problems

Chapter 6. General Principles and Processes of Isolation of Elements

2

Answers

  • Brainly User
2015-06-26T15:44:01+05:30

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(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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2015-06-26T15:48:50+05:30

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Certified answers contain reliable, trustworthy information vouched for by a hand-picked team of experts. Brainly has millions of high quality answers, all of them carefully moderated by our most trusted community members, but certified answers are the finest of the finest.
Options (i) and (iv) are correct.
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