Question

what chemical reaction for these -treating dilute sulphuric acid with sodium hydroxide solution. changing ammonium chloride into sodium and chlorine.
heating ammonium chloride.
heating a mixture of iron and sulphur .
passing chlorine through a solution of potassium bromide . ​

Answer 1

Answer:

1.Na2SO4 in first case....

3.AlCl3 on heating get decompose inti Al+3 and Cl-3

4.Fe+2S =FeS2

5.KBr+Cl = KCl +Br2

Answer 2

Answer:

Hiiii Friends

Explanation:

(a) Potassium bromide(aq) + Barium iodide(aq) → Potassium iodide(aq) + Barium bromide(s)

(b) Zinc carbonate(s) → Zinc oxide(s) + Carbon dioxide(g)

(c) Hydrogen(g) + Chlorine(g) → Hydrogen chloride(g)

(d) Magnesium(s) + Hydrochloric acid(aq) → Magnesium chloride(aq) + Hydrogen(g)

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