ICSE Class 10 Chemistry 2015 Solved Paper

The following questions are pertaining to the laboratory preparation of hydrogen chloride gas :

Question : 77 of 85

Marks: +1, -0

Write the equation for its preparation mentioning the condition required.

Solution:

{\NaCl}+{ {\H}_2 {\SO}_4}↙{(\Conc.)} \ {─────▸}↖{< 200^{∘} {\C}} {\NaHSO}_4

+ {\HCl}

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