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प्रश्न
True or False.
Dry HCl gas and liquefied HCl turn blue litmus paper red.
सत्य या असत्य
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उत्तर
This statement is false.
Explanation:
Dry HCl gas and liquefied HCl do not turn blue litmus paper red because HCl shows acidic properties only when it is dissolved in water and produces H+ ions.
\[\ce{HCl + H2O -> H3O+ + Cl-}\]
So, aqueous HCl turns blue litmus paper red.
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