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Explain why ethene decolourises bromine ...

Explain why ethene decolourises bromine water whereas ethane does not.

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LAKHMIR SINGH & MANJIT KAUR-CARBON AND ITS COMPOUNDS-Exercise
  1. Why does ethyne (acetylene) burn with a sooty flame?

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  2. Name the product formed when hydrogen is added to ethene.

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  3. Explain why ethene decolourises bromine water whereas ethane does not.

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  4. Name two catalysts which can be used in the hydrogenation of unsatur...

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  5. State two disadvantages fof incomplete combustion.

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  6. What happens when (given chemical equation): Sodium rects with ethan...

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  7. Describe one reaction of ethanol.

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  8. Name one liquid carbon compound which is being used as an additive in ...

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  9. What are the raw materials required for making soap in a laboratory (...

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  10. Would you be able to check if water is hard by using a detergent?

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  11. Describe a test for carboxylic acids.

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  12. Why is the conversion of ethanol to ethanoic acid an oxidation reactio...

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  13. Explain why alkanes are excellent fuels.

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  14. Name one chemical compound which can be used to ditinguish between eth...

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  15. Complete the collowing equations: (a) CH(3)CH(2)OH(conc.H(2)SO(4))ra...

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  16. Complete and balance the following equations: (a) CH(4)+O(2)rarr (...

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  17. Fill in the following blanks with suitable words: (a) The process of...

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  18. which of the following hydrocarbons will give substitution reactions ...

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  19. Which of the following willl give addition reactions and why ? C(4)...

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  20. (a) Write the chemical eqution of the reaction which takes place durin...

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