Chemistry
State your observation when :
A glass rod dipped in NH4OH soln. is brought near an open bottle containing conc. HCl
Hydrogen Chloride
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Answer
Dense white fumes of ammonium chloride are formed when a glass rod dipped in NH4OH soln. is brought near an open bottle containing conc. HCl
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Related Questions
(i) State the salt and the acid, used in the laboratory preparation of hydrogen chloride.
(ii) Give the equation for the preparation.
(iii) State a method to prove that the gas jar used for collection of HCl gas is filled with hydrogen chloride.
(iv) Observing the method of collection of the gas, state what you can tell about the density of hydrogen chloride.
How would you distinguish between dilute HCl and dilute HNO3, by addition of only one solution.
Correct the statement:
HCl acid is prepared in the lab. by passing hydrogen chloride directly through water.
Select the correct answer from A, B, C and D.
(i) Aqua regia is a mixture of :
A : Dilute hydrochloric and conc. nitric acid
B : Conc. hydrochloric and dilute nitric acid
C : One part of conc. hydrochloric acid and 3 parts of conc. nitric acid.
D : 3 parts of conc. hydrochloric acid and 1 part of conc. nitric acid