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Out of zinc and iron, which evolves hydr...

Out of zinc and iron, which evolves hydrogen more readily on reacting with dilute HCl ?

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Zinc evolves hydrogen more readily than iron on reacting with dilute HCl because it is placed above iron in the reactivity series.
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Which of the following metal does not evolve hydrogen gas on reaction with dilute HCl?

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DINESH PUBLICATION-METALS AND NON-METALS-Very Short Answer Questions
  1. Write the chemical formula of rust.

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  2. Name the process used for the enrichment of sulphide ore.

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  3. Out of zinc and iron, which evolves hydrogen more readily on reacting ...

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  4. How do alloys brass and bronze differ in composition ?

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  5. Does german silver contain silver in it ?

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  6. Write the chemical formulae of the main ores of iron and aluminium.

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  7. Name the non-metal which can conduct electricity.

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  8. Write the names of two neutral oxides.

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  9. Name the chemical formula of zinc blende and galena.

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  10. Write one example each of : (i) a metal having low melting point an...

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  11. Which acts as anode in the electro-refining of metals ?

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  12. Which is the name of the bond formed when a metal atom combines with t...

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  13. How will you account for the high melting points of salts ?

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  14. Name two metals which exist in the native or free state.

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  15. What reaction takes place when manganese dioxide is heated with alumin...

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  16. Can rusting of iron nail occur in distilled water ?

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  17. Which metal is the best conductor of electricity ?

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  18. Which metal is used in amalgams ?

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  19. Why are metals good conductors of electricity while non-metals are not...

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  20. Why do metals generally appear to be dull ?

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