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Give the laboratory method for the preparation of hydrochloric acid.

Asked by Topperlearning User 7th June 2016, 9:59 AM
Answered by Expert
Answer:

In laboratory, HCl can be prepared by heating sodium chloride with concentrated sulphuric acid.

 
NaCl +H2SONaHSO+  HCl
 
NaHSO4 + NaCl   Na­2SO+  HCl
HCl gas can be dried by passing through concentrated sulphuric acid.
Answered by Expert 7th June 2016, 11:59 AM
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