During the formation of the slag by the reaction of flux and impurities which of the following is an example of acidic and basic flux? (i) F e O + S i O 2 → F e S i O 3 (ii) S i O 2 + M g O → M g S i O 3

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Correct answer: A. (i) S i O 2 -Acidic flux (ii) MgO-Basic flux

(i) F e O b a s i c i m p u r i t y + S i O 2 a c i d i c f l u x → F e S i O 3 s l a g (ii) S i O 2 a c i d i c i m p u r i t y + M g O b a s i c f l u x → M g S i O 3 s l a g

During the formation of the slag by the reaction of flux and impurities which of the following is an example of acidic and basic flux? (i) F e O + S i O 2 → F e S i O 3 (ii) S i O 2 + M g O → M g S i O 3

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