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NAVNEET PUBLICATION-METALLURGY-EXERCISE
- has the highest melting point.
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- Fill in the blanks : Mercury and ………… are two metals in the liquid s...
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- is the hardest natural subtance.
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- Fill in the blanks : The natural occurring compounds of metals along...
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- State whether the following statements are true or false, correct the ...
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- Fill in the blanks : An ore contains some of the impurities like soi...
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- Fill in the blanks : The process of extraction of a metal from its or...
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- Fill in the blanks : Bauxite is a common ore of…………..
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- Fill in the blanks : …………. process is used for the purification of b...
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- Fill in the blanks : During the electrolysis of alumina ,………….. Is li...
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- Fill in the blanks : The reaction of iron oxide with aluminium is kn...
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- Fill in the blanks : The process of coating a thin layer of zinc on i...
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- Fill in the blanks : The metal that produces a sound on striking a h...
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- Fill in the blanks : The process in which carbonate ores are changed...
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- Fill in the blanks : …………………. Compounds are insoluble in solvents lik...
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- Fill in the blanks : ………….. Is used to obtain pure metals from impure...
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- Fill in the blanks : Corrosion can be prevented by putting a layer o...
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- Choose the correct alternative and write it along with its allotted al...
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- Choose the correct alternative and write it along with its allotted al...
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- Choose the correct alternative and write it along with its allotted al...
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