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Phosphine on decomposition produces phos...

Phosphine on decomposition produces phosphorus and hydrogen. When 100 ml of phosphine are decomposed the change in volume under laboratory conditions is 

A

50mL increase

B

500mL decrease

C

900mL decrease

D

None

Text Solution

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The correct Answer is:
A
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AAKASH SERIES-STOICHIOMETRY-Objective Exercise -1
  1. The mass of 80% pure H(2)SO(4) required to completely neutralise 60g o...

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  2. Haemoglobin contains 0.33% iron (Fe=56). The molecular weight of haemo...

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  3. The number of moles of KI required to produce 0.4 mole K(2)HgI(4) is

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  4. The number of molecules of CO(2) liberated by complete combustion of 0...

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  5. 5 g of a sample of magnesium carbonate on treatment with excess of dil...

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  6. Phosphine on decomposition produces phosphorus and hydrogen. When 100 ...

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  7. 0.00025 has how many significant figures?

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  8. The proper value of significant figures in 38.0 +0.0035+0.00003 is.

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  9. The number of significant figures in electronic charge 1.602 xx 10^(@)...

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  10. The correctly reported answer of the addition of 4.523, 2.3 and 6.24 w...

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  11. After rounding 1.235 and 1.225 to three significant figures, we will h...

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  12. The number of significant figures in it are

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  13. On dividing 0.25 by 22.1176, the actual answer is 0.011303. The correc...

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  14. 8.281 has how many significant figures?

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  15. The number of significant figures in 0.0045 are

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  16. Which of the following is incorrect about SI units ?

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  17. Plank's constant has the dimensions of

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  18. Which of the following units represents the largest amount of energy?

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  19. Which of the following statement is correct?

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  20. The actual product of 4.327 and 2.8 is 12.1156. The correctly reported...

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