wiz-icon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

Draw labelled diagram of Laboratory method of phosphine and give chemical equation?

Open in App
Solution

It is prepared in the laboratory by disproportionation of phosphorous acid:

4 H3PO3→ PH3+ 3 H3PO4.

Phosphine evolution occurs around 200 °C. Alternative methods involve the hydrolysis of aluminium phosphide, calcium phosphide, and tris(trimethylsilyl)phosphine


666703_628119_ans_f62ef42ed34a4879acdca283828ef883.png

flag
Suggest Corrections
thumbs-up
0
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Phosphine and Other Heavier Pnictogen Hydrides
CHEMISTRY
Watch in App
Join BYJU'S Learning Program
CrossIcon