MCQOPTIONS
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| 1. |
\[100\ mL\] of \[P{{H}_{3}}\] on decomposition produced phosphorus and hydrogen. The change in volume is [MNR 1986] |
| A. | \[50\ mL\] increase |
| B. | \[500\ mL\] decrease |
| C. | \[900\ mL\] decrease |
| D. | Nil. |
| Answer» B. \[500\ mL\] decrease | |