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VGS PUBLICATION-BRILLIANT-PRINCIPLES OF METALLURGY-EXERCISE
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- The product in the reduction of PbO with carbon is
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- What will happen if cinnabar heats ?
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- What will happen if a stainless steel rod placed in moisture air ?
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- There is metal oxide on a tool. The tool is made with
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- Two test tubes. 'A' and 'B' contains iron nails. In 'A' test tube iron...
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- Extract Na from NaCl, we obtain Na at
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- i) Bauxite (Al2O3 * 2H2O) ii) Copper iron pyrites (CuFeS2) iii) Gypsum...
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- Which of the following is not a mineral for iron metal ?
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- Which of the following undergoes an auto (self) reduction ? i) PbO i...
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- The process in which the ore is mixed with flux and fuel and strongly ...
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- Which of the following is not used to purification of a metal ?
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- Which of the following metal is low reactivity metal ?
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- Which of the following method is used for purification of Zinc ?
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- Name few highly reactive metals, which are never found in nature in fr...
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- Which of the following is the correct formula of gypsum?
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- Which of the following is not sulphide ore ?
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- In which of the following method a stream of water is used ?
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