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One mole of calcium phosphide on reactio...

One mole of calcium phosphide on reaction with excess of water gives

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
Two moles of phosphine
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MODERN PUBLICATION-SOME BASIC CONCEPTS OF CHEMISTRY -MULTIPLE CHOICE QUESTION (LEVEL-II)
  1. If the mass of 1 mole of water containing x % of heavy water is 19 g t...

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  2. A compound contains 8% sulphur. The minimum molecular weight of the co...

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

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  4. A gaseous mixture contain 50% He and 50% CH4 by volume. What is the ...

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  5. The mass of carbon anode consumed (giving only carbon dioxide) in the ...

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  6. If 30 ml of H2 and 20 ml of O2 react to form water, what is left ...

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  7. An alkaloid contains 17-28% of nitrogen and its molecular mass is 162...

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  8. For the formation of 3.65 g of hydrogen chloride gas, what volumes of ...

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  9. How many moles of lead (II) chloride will be formed from a reaction b...

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  10. Volume occupied by one molecule of water (density = 1 g cm^-3 ) is :

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  11. What volume of oxygen gas (O2) measured at 0^@C and 1 atm is needed ...

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  12. If 1.5 moles of oxygen combine with Al to form Al2O3 , the mass of Al ...

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  13. For a reaction A + 2B to C , the amount of C formed by starting the ...

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  14. A sample of phosphorus trichloride (PCl3) contains 1.4 moles of the...

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  15. 4 g of copper was dissolved in concentrated nitric acid. The copper ni...

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  16. The crystalline salt Na2 SO4.xH2O on heating loses 55.9 % of its weig...

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  17. What is the molality of pure water

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  18. The molarity of 98% H2SO4 (d = 1.8 g/mL) by weight is

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  19. How much time (in hours ) would it take to distribute one avogardo num...

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  20. Arrange the following in the order of increasing mass (atomic mass: O ...

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