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VGS PUBLICATION-BRILLIANT-METALS AND NON-METALS-EXERCISE
- Do all materials produce sound when they dropped on hard surface?
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- Which metal is liquid and not sonorous ?
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- Give some examples of malleable materials.
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- You might have seen an electrician while using the screwdriver. Why do...
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- What is rusting of iron?
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- What are the uses of non-metals?
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- What is lustrous?
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- What is malleability?
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- What is ductility?
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- What is sonorous?
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- Is ductility the only property of metal to use them as connecting wire...
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- What is the nature of metal oxides ?
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- What happens when we keep an iron rod in open place for one or two day...
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- Why do some metals not get rusted ?
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- What happens when magnesium metal is burnt in air?
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- Why do silver objects and jewellery become black after some time ?
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- Why do statues and vessels made up of copper become dull green after c...
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- Which apparatus is required to test hydrogen gas?
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- How do non-metals generally react with acids?
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- Which of the following is metal displacement reaction
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