Please answer 18 question

Please answer 18 question (3) Carborundum is (1) caC2 (3) Fe3C (4) Carnal& (2) cacos (4) SiC Bessemer converter is used for manufact.re of (1) Steel (3) Pig iron (2) Wrought iron (4) Cast iron 19. he i is Z. Mond's process is used for (4) Cu Which process of purification is represented by

Dear student, The Bessemer process was the first inexpensive industrial process for the mass production of steel from molten pig iron before the development of the open hearth furnace.So option 1 is correct.

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