Chemistry
Write balanced chemical equations for the following :
(a) Sodium thiosulphate is reacted with dilute hydrochloric acid.
(b) Calcium bicarbonate reacts with dilute hydrochloric acid.
(c) Conc. hydrochloric acid reacts with potassium permanganate solution.
(d) Action of dilute hydrochloric acid on sodium sulphide.
(e) Action of hydrochloric acid on sodium bicarbonate.
Related Questions
Explain why
(a) anhydrous HCl is a poor conductor while aqueous HCl is an excellent conductor.
(b) when the stopper of a bottle full of hydrogen chloride gas is opened there are fumes in the air.
(c) a solution of hydrogen chloride in water turns blue litmus red and conducts electricity, while a solution of the same gas in toluene
(i) has no effect on litmus, and
(ii) does not conduct electricity.
(d) dry hydrogen chloride gas does not affect a dry strip of blue litmus paper, but it turns red in the presence of a drop of water.
(e) dilute hydrochloric acid cannot be concentrated by boiling beyond 22.2%.
Give balanced equations with conditions, if any, for the following conversions A to D.
A : Sodium Chloride ⟶ Hydrogen Chloride
B : Hydrogen Chloride ⟶ Iron (II) chloride
C : Hydrogen Chloride ⟶ Ammonium chloride
D : Hydrogen Chloride ⟶ Lead chloride.
Write the balanced equations for the reaction of dilute hydrochloric acid with each of the following:
(a) Iron
(b) Sodium hydrogen carbonate
(c) Iron (II) sulphide
(d) magnesium sulphite
How would you distinguish between dilute HCl and dilute HNO3, by addition of only one solution.