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MODERN PUBLICATION-METALS AND NON-METALS-EXERCISE
- Distinguish between: alloy and amalgam
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- What is difference between minerals and ores?
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- Distinguish between roasting and calcination. Which of these two is us...
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- An alloy of yellw colour is made of two metals a and b.when alloy a w...
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- Give six characterstic differences between metals and non-metals.
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- Discuss the different methods of preparation and properties of dioxyge...
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- What is corrosion of metals? Name one metal which does not corrode and...
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- How will you show that rusting of iron metals takes place in oxygen an...
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- What is meant by a reactivity series of metals? Arrange the following ...
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- what happen when a piece of zinc is added to copper sulphate solution?
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- What would you observe when you put Some copper pieces into green ferr...
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- Name a metals which combines with hydrogen gas. Name the compounds for...
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- Which of the following property is generally not shown by metals?
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- The ability of metals to be drawn into thin wire is known as
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- Aluminium is used for making cooking utensils. Which of the following ...
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- Which of the following donot react with cold as well as hot water: Fe,...
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- 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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