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Be2C+H2O rarr BeO+X CaC2 +H2O rarr Ca(...

`Be_2C+H_2O rarr BeO+X`
`CaC_2 +H_2O rarr Ca(OH)_2 +Y`
`Mg_2C_3 +H_2O rarr Mg(OH)_2 +Z`. X, Y and Z are respectively:

A

`CH_4, C_2H_2, C_3H_8`

B

`CH_4, C_2H_6, C_3H_8`

C

`CH_4, C_2H_2, C_3H_4`

D

`C_2H_2, C_2H_6, C_3H_4`

Text Solution

Verified by Experts

The correct Answer is:
C
`Be_2C+4H_2O rarr 2Be(OH)_2 +CH_4`
`CaC_2+2H_2O rarr Ca(OH)_2 +C_2H_2`
`Mg_2C_3 +4H_2O rarr Mg(OH)_2 +CH_3C -= CH`
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BRILLIANT PUBLICATION-S-BLOCK ELEMENTS-LEVEL-II
  1. The hydration energy of Mg^(2+) ion is

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  2. The name and formula of the compound of magnesium chlorine and oxygen ...

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  3. Be2C+H2O rarr BeO+X CaC2 +H2O rarr Ca(OH)2 +Y Mg2C3 +H2O rarr Mg(O...

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  4. X+C+Cl2 overset("High temp.")to Y+CO" , "Y+2H2O rarr Z+2HCl ...

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  5. Which metal bicarbonates does not exist in solid state? i) LiHCO3 ...

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  6. The correct sequence of increasing covalent character is

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  7. Correct order of increasing thermal stabilities of alkaline earth meta...

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  8. Which salt does not show hydrolysis at all?

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  9. The correct order of ability to form complexes is:

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  10. Sodium metal reacts with Al2O3 at high temperature to give a sodium co...

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  11. The ease of adsorption of the hydrated alkali metal ions on an ion-exc...

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  12. Which of the following does not illustrate the anomalous properties of...

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  13. The solubility of metal halides depends on their nature, lattice entha...

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  14. Which one of the following statement is true for all the alkali metals...

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  15. Beryllium and aluminium exhibit many properties which are similar. But...

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  16. The mobility of metal ions in aqueous medium (Li^(o+), Na^(o+), K^(o+)...

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  17. The product of electrolysis of an aqueous solution of K2SO4 using iner...

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  18. Which of the following compound is used in gun powder? : LiNO3 , NaN...

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  19. For which one of the following minerals, the composition given is inco...

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  20. In the case of alkali metals, the covalent character decreases in the ...

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