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Choose the correct word/phrase from within the brackets to complete the following sentences :
The catalyst used for conversion of ethene to ethane is commonly ............
(nickel / iron / cobalt)

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Nickel
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Ethanol can be converted to ethene which can then be changed to ethane. Choose the correct word or phrase from the brackets to complete the following sentences: The catalyst used in the conversion of ethene to ethane is commonly - (iron/ nickel)

Ethanol can be converted to ethene which can then be changed to ethane. Choose the correct word or phrase from the brackets to complete the following sentences: The conversion of ethene to ethane is an example of ______ (hydration/ hydrogenation)

Ethanol can be converted to ethene which can then be changed to ethane. Choose the correct word or phrase from the brackets to complete the following sentences: The conversion of ethanol to ethene is an example of ______(dehydration / dehydrogenation)

Choose the correct word/phrase from within the brackets to complete the following sentences : The product formed when ethene gas reacts with water in the presence of sulphuric acid is ........ (ethanol / ethanal / ethanoic acid)

Choose the correct word/phrase from within the brackets to complete the following sentences : Write the equation for the reaction taking place between 1, 2-dibromoethane and alcoholic potassium hydroxide.

Choose the correct word/phrase from within the brackets to complete the following sentences : Ethanoic acid reacts with ethanol in presence of concentrated H_2SO_4 , so as to form a compound and water. The chemical reaction which takes place is called.... (dehydration / hydrogenation / esterification)

Ethanol can be converted to ethene which can then be changed to ethane. Choose the correct word or phrase from the brackets to complete the following sentences: Converting ethanol to ethene requires the use of _______(concentrated hydrochloric acid / concentrated nitric acid/concentrated sulphuric acid)

Choose the correct word from the brackets to complete the following sentences. Anions are discharged at the anode during electrolysis. The tendency of the anions to get [reduced / oxidised ] at the anode increases on (ascending / descending] the electrochemical series.

Choose the correct word from the brackets to complete the sentences. The element which shows variable valency is ________ (Iron, Sodium, Aluminium)

Choose the correct word or letter from the brackets to complete the sentences. Atomic number is equal to the number of _______ (protons, electrons, neutrons) in an atom.

ICSE-CHEMISTRY 2011-SECTION-II
  1. In the laboratory preparation of hydrochloric acid, HCl gas is dissolv...

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  2. In the laboratory preparation of hydrochloric acid, HCl gas is dissolv...

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  3. Choose the correct word/phrase from within the brackets to complete th...

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  4. When acetaldehyde is oxidised with acidified potassium dichromate, it ...

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  5. Choose the correct word/phrase from within the brackets to complete th...

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  6. Choose the correct word/phrase from within the brackets to complete th...

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  7. Choose the correct word/phrase from within the brackets to complete th...

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  8. Write balanced chemical equations for the following: Monochloro etha...

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  9. Write balanced chemical equations for the following: A mixture of so...

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  10. Write balanced chemical equations for the Ethanol under high pressur...

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  11. Write balanced chemical equations for the following: Water is added ...

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  12. Write balanced chemical equations for the following: Ethanol reacts ...

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  13. With the help of equations, give an outline for the manufacture of sul...

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  14. What property of sulphuric acid is shown by the reaction of concentrat...

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  15. What property of sulphuric acid is shown by the reaction of concentrat...

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  16. What is the special feature of the apparatus that is used in the labor...

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  17. Why should the temperature of the reaction mixture of nitric acid not ...

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  18. Write balanced chemical equation for the following: Chlorine reacts wi...

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  19. Write balanced chemical equation for the following: Ferric hydroxide r...

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  20. Write balanced chemical equation for the following : Zinc oxide diss...

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