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One mole of calcium phosphide on reactio...

One mole of calcium phosphide on reaction with excess of water give:

A

one mole of phosphine

B

two moles of phosphoric acid

C

two moles of phosphine

D

one mole of phosphorus pentoxide

Text Solution

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The correct Answer is:
C
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RESONANCE-NITROGEN & OXYGEN FAMILY-Exercise 1 (Part-II : Only one option correct type)
  1. Hydrolysis of Nitride of s-Block elements (for e.g. Ba(3) N(2), Ca(3)N...

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  2. The correct order of thermal stability of hydrides of group 15 is

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  3. One mole of calcium phosphide on reaction with excess of water give:

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  4. H(2)S burns in O(2) to form

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  5. PH(3) ("anhydrous") + HBr ("anhydrous") rarr X. Identify X ?

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  6. Calcium phosphide reacts with water or dil. HCl and give a compound 'X...

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  7. N(2) underset("Haber's Process")overset(H(2))rarrX underset("Oslwald's...

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  8. Sulphur trioxide can be obtained by which of the following reactions :

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  9. NO(2) can be prepared by heating :

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  10. HNO(3)+P(4)O(10) to HPO(3) + X in the above reaction the product X i...

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  11. Which of the following oxides of Nitrogen is Neutral

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  12. Which of the following oxides is amphoteric in nature ?

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  13. Following are neutral oxides except :

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  14. Aqueous solution of SO(2) is a

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  15. Which of the following oxides is the most acidic?

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  16. The correct order of decreasing acidic strength of oxyacids of group 1...

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  17. Industrial preparation of nitric acid by Ostwald's process involves.

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  18. Which of the following is the most powerful oxidising agent:

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  19. When P(4)O(10) is dissolved in water, the acid formed finally is :

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  20. Which of the following reactions depict the oxidising behaviour of H(2...

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