Question
Match the compounds/elements given in Column I with uses given in Column II.
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Column I (Compound/element)
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Column II (Use)
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(i)
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Lanthanoid oxide
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(a)
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Production of iron alloy
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(ii)
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Lanthanoid
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(b)
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Television screen
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(iii)
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Misch metal
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(c)
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Petroleum cracking
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(iv)
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Magnesium based alloy is constituent of
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(d)
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Lanthanoid metal + iron
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(v)
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Mixed oxides of lanthanoids are employed
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(e)
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Bullets
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(f)
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In X-ray screen
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