A) Below \[{{10}^{o}}C\]
B) \[{{10}^{o}}\text{ to }{{50}^{o}}C\]
C) \[{{50}^{o}}\text{ to }{{80}^{o}}C\]
D) \[{{80}^{o}}\text{ to }{{140}^{o}}C\]
Correct Answer: C
Solution :
The reaction carried out at temp. 50°-80°C.
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