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MODERN PUBLICATION-METALS AND NON-METALS-EXERCISE
- Which of the following oxide of iron would be obtained on prolonged re...
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- What happens when calcium is treated with water? It does not react wit...
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- Which of the following does not give iodoform test ?
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- The compostion of aqua regia is
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- Which of the following are not a unit of time?
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- Which one of the following properties is not generally exhibted by ion...
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- Which of the follwong metals exist in their native state in nature? Cu...
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- Electrolytic refining is used to purify which of the following metals ...
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- Silver articles become black on prolonged exposure to air. This is due...
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- Galvanisation is a method of protecting iron from rusting by coating w...
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- Stainless steel is very useful material for our life. In stainless ste...
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- If copper is kept open in air, it slowly loses its shining brown surfa...
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- Generally, metals are solid in nature. Which one of the following meta...
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- Which one of the following metals can not be obtained on electrolysis ...
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- Generally non-metals are not lustrous. Which of the following non-meta...
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- Which one of the following four metals would be displaced from the sol...
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- 2mL each of concentrated HCl, HNO3 and a mixture of concentrated HCl a...
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- An alloy is
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- An electrolytic cell consists of positively charged cathode, negativel...
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- During electrolytic refining of zinc, it gets
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