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Chemistry
The role of BaSO4 in Rosenmund's reactions is:
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Q. The role of $BaSO_{4}$ in Rosenmund's reactions is:
NTA Abhyas
NTA Abhyas 2020
A
Promotes catalytic activity of Pd
B
Removes the HCl formed in the reaction
C
It deactivates Pd
D
It activates Pd
Solution:
$RCOCl+H_{2}\overset{P d / B a S O_{4}}{ \rightarrow } \, RCHO+HCl$
In this reaction, $BaSO_{4}$ decreases the activity of palladium.