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DINESH PUBLICATION-METALS AND NON-METALS-Very Short Answer Questions
- (a) Name the most abundant metal in the earth's crust. (b). Name the...
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- Giving examples differentiate between roasting and calcination.
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- Write the chemical formula of rust.
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- Name the process used for the enrichment of sulphide ore.
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- Out of zinc and iron, which evolves hydrogen more readily on reacting ...
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- How do alloys brass and bronze differ in composition ?
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- Does german silver contain silver in it ?
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- Write the chemical formulae of the main ores of iron and aluminium.
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- Name the non-metal which can conduct electricity.
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- Write the names of two neutral oxides.
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- Name the chemical formula of zinc blende and galena.
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- Write one example each of : (i) a metal having low melting point an...
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- Which acts as anode in the electro-refining of metals ?
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- Which is the name of the bond formed when a metal atom combines with t...
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- How will you account for the high melting points of salts ?
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- Name two metals which exist in the native or free state.
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- What reaction takes place when manganese dioxide is heated with alumin...
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- Can rusting of iron nail occur in distilled water ?
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- Which metal is the best conductor of electricity ?
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- Which metal is used in amalgams ?
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