Chemistry - Complete P-block Question with Solution | TestHub
ChemistryComplete P-blockp-Block 15,16Medium2 minQB
ChemistryMediumsingle choice
is non-inflammable gas, but becomes inflammable owing to the presence of
Options:
Answer:
A
Solution:
PH₃ (phosphine) is non-inflammable in its pure state. However, it becomes inflammable due to the presence of impurities like P₂H₄ (diphosphine) or P₄ vapors. These impurities spontaneously ignite in air, causing the PH₃ to also ignite.
The final answer is .
Stream:JEESubject:ChemistryTopic:Complete P-blockSubtopic:p-Block 15,16
⏱ 2mℹ️ Source: QB
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