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Carbide which react with water to give p...

Carbide which react with water to give propyne is

A

`CaC_(2)`

B

SiC

C

`Mg_(2)C_(3)`

D

`Al_(4)C_(3)`

Text Solution

Verified by Experts

The correct Answer is:
C
`underset("carbide")underset("Magnesium")(Mg_2C_3)+4H_2O rarr underset("Propyne")(CH_3C-=)CH+2Mg(OH)_2`
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ERRORLESS-HYDROCARBONS-NCERT BASED QUESTION (ALKYNE)
  1. CaC2+H2O to X overset(O3//H2O // OH^(+))to HCOOH X is

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  2. R-CH(2)-C Cl(2)-R overset(Reag ent)rarrR-C-=C-R The reagent is

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  3. Carbide which react with water to give propyne is

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  4. What is formed when calcium carbide reacts with heavy water?

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  5. To synthesize the unsymmetrical alkyne CH3-C-=C-CH2-CH3 the reagents n...

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  6. Ammong the following the one which can exist in free state as a stable...

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  7. A gas formed by the action of alcoholic KOH on ethyl iodide, decolouri...

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  8. Which of the following gases is used for the welding

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  9. The compound C3H4 has a triple bond , which is indicated by its reacti...

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  10. Identify the alkyne in the following sequence of reactions: Alkyne o...

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  11. Number of acidic hydrogen atoms in but-1-yne is

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  12. Hydration of which one of the following yields a ketone

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  13. In the reaction, CH(3)C-=C-CH(3)overset((i)X)underset((ii)Zn//H(2)O)(t...

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  14. Action of hydrogen chloride on CH3-underset(CH3)underset|C=CH2 and on ...

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  15. Towards electrophilic reagents

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  16. The reagent which is used to distinguish between propene and propyne i...

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  17. [A] overset("lindlar's")underset("catalyst")larr CH(3) - C -= C -CH(3)...

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  18. When propyne reacts with aqueous H(2)SO(4) in the presence of HgSO(4)...

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  19. Ammonical cuprous chloride will give red precipitate with which one of...

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  20. When 2-butyne is treated with H(2)//Pd - BaSO(4), the product formed w...

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