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1.
NaOH is obtained by electrolysis of
2.
Lime water reacts with chlorine to form
3.
Ag2S reacts with H2SO4 to form
4.
pH of H2O is
5.
NaHCO, formed by reaction of
6.
Which of the following are present in a dilute aqueous solution of hydrochloric acid?
7.
Which of the following statements is true for acids?
8.
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 water molecule.
(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 water molecule.
9.
Which of the following statement is not correct?
10.
