Q. 274.2( 10 Votes )
Which of the following is/are true when HCl (g) is passed through water?
(i) It does not ionise in the solution as it is a covalent compound.
(ii) It ionises in the solution.
(iii) It gives both hydrogen and hydroxyl ion in the solution.
(iv) It forms hydronium ion in the solution due to the combination of hydrogen ion with a water molecule.
A. Only (i)
B. Only (iii)
C. (ii) and (iv)
D. (iii) and (iv)
HCl ionises completely in water to produce H+ and Cl– ions as it is a strong acid. This H+ ion combines with water molecules to produce hydronium ions.
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(a) What will be the action of solution A on litmus?
(b) What will be action of solution B on litmus?
(c) Name any two substances which can give solutions like A.
(d) Name any two substances which can give solutions like B.
(e) What sort of reaction takes place when solution A reacts with solution B?Lakhmir Singh & Manjit Kaur - Chemistry