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A soluble compound of a poisonous elemen...

A soluble compound of a poisonous element `M`, when heated with `Zn//H_2 SO_4`, gives a colourless and extremely poisonous gaseous compound `N`, which of passing through a heated tube gives a silvery mirror of element `M`. Indentify `M` and `N`.

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IIT-JEE PREVIOUS YEAR (CHEMISTRY)-P BLOCK ELEMENTS-Subjective Question
  1. Complete and balance the following chemical equations. (i) P(4)O(10)...

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  2. (a) Thionyl chloride can be synthesised by chlorinating SO(2) using PC...

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  3. A soluble compound of a poisonous element M, when heated with Zn//H2 S...

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  4. Write balanced equations for the following.

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  5. Draw the structure of P4 O10 and identify the number of single and dou...

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  6. Account for the following : (i)The experimentally determined N-F bon...

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  7. Complete and balance the following reactions. Ca(5) (PO(4))(3)F + H(...

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  8. In the following reaction, identify the compounds A and B PCI(5) +SO...

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  9. Complete and balance the following chemical reactions : Red phosphorus...

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  10. Given reaons in two or three sentences only. Sulphur dioxide is a more...

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  11. Write two resonance structures of ozone which satisfy the octet rule.

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  12. Give reason in one or two sentences. "Ammonium chloride is acidic in...

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  13. Write the balanced chemical equations for the following. (i) Sodium...

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  14. Write the balanced chemical equations for the following reactions. a...

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  15. Write two resonance structure of N2 O that satisfy the octet rule.

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  16. Write balanced equation for (i) The preparation of phosphine from Ca...

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  17. Explain the following (i)H3 PO3 is a dibasic acid. (ii) Phosphine ...

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  18. Write the balanced chemical equations for the following. Hypophospho...

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  19. Arrange the following as indicated. CO2,N2 O5, SiO2 and SO3 in the o...

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  20. Give balanced equations for the following : Phosphorous reacts with ...

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