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प्रश्न
State the observation for the following, when:
A glass rod dipped in concentrated HCl acid is brought near ammonia gas.
उत्तर
When a glass rod dipped in HCl is brought near the ammonia gas then thick white fumes coming out of the glass rod is observed. These white fumes are observed due to the formation of ammonium chloride gas. The reaction is given as:
\[\ce{NH3 + HCl -> NH4Cl}\]
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