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Write down the name and formula of the s...

Write down the name and formula of the stable paramagnetic allotrope among the allotropes of oxygen and sulphur.

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UNITED BOOK HOUSE-HIGHER SECONDARY EXAMINATION 2016-EXERCISE
  1. What will happen when chlorobenzene reacts with a mixture of conc. HNO...

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  2. Identify A, B, C, D, E and F in the following reactions.

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  3. Identify A, B, C, D, E and F in the following reactions.

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  4. An organic compound A(C2H6O) reacts with sodium to form compound B and...

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  5. Arrange the following compounds in decreasing order of their basicity:

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  6. Write the arrow-head equation for the following reactions: Aniline is ...

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  7. Write the organic products in the following reactions:

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  8. Write the organic products in the reaction : RCN underset("Dry ethe...

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  9. What is the polysaccharide? Explain with and example

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  10. What is meant by primary structure of a protein?

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  11. What is meant by zero order reaction ? What is the rate constant of su...

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  12. Write down the Arrhenius equation relating the rate constant of reacti...

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  13. Explain why moist chlorine can bleach dry coloured articles but dry ch...

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  14. Write down the structure of SO2 and state with reason whether it is p...

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  15. Write down the name and formula of the stable paramagnetic allotrope a...

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  16. Give examples of the following reactions: Gattermann-Koch reaction.Giv...

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  17. Give examples of the following reactions: (m) Gattermann-Koch reacti...

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  18. Identify A, B, C and D in the following reactiolns:

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  19. Identify A, B, C and D in the following reactiolns:

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  20. How would you convert? CH3CHOrarrCH3CH=CHCHO

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