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Which of the following statements is wrong?a)During smelting, flux is used to remove gangue as slagb)The slag formed during smelting has low melting point and is heavier than metalc)Calcination of ore is carried out without the presence the oxygend)Roasting is carried out in the presence of oxygenCorrect answer is option 'B'. Can you explain this answer? for Class 12 2025 is part of Class 12 preparation. The Question and answers have been prepared according to the Class 12 exam syllabus. Information about Which of the following statements is wrong?a)During smelting, flux is used to remove gangue as slagb)The slag formed during smelting has low melting point and is heavier than metalc)Calcination of ore is carried out without the presence the oxygend)Roasting is carried out in the presence of oxygenCorrect answer is option 'B'. Can you explain this answer? covers all topics & solutions for Class 12 2025 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Which of the following statements is wrong?a)During smelting, flux is used to remove gangue as slagb)The slag formed during smelting has low melting point and is heavier than metalc)Calcination of ore is carried out without the presence the oxygend)Roasting is carried out in the presence of oxygenCorrect answer is option 'B'. Can you explain this answer?.

Solutions for Which of the following statements is wrong?a)During smelting, flux is used to remove gangue as slagb)The slag formed during smelting has low melting point and is heavier than metalc)Calcination of ore is carried out without the presence the oxygend)Roasting is carried out in the presence of oxygenCorrect answer is option 'B'. Can you explain this answer? in English & in Hindi are available as part of our courses for Class 12. Download more important topics, notes, lectures and mock test series for Class 12 Exam by signing up for free.

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