Chemistry
Match the salts given in column I with their method of preparation given in column II.
| Column I | Column II |
|---|---|
| (i) Pb(NO3)2 from PbO | (A) Simple displacement |
| (ii) MgCl2 from Mg | (B) Titration |
| (iii) FeCl3 from Fe | (C) Neutralization |
| (iv) NaNO3 from NaOH | (D) Precipitation |
| (v) ZnCO3 from ZnSO4 | (E) Combination |
Related Questions
Select the word/s given below which are required to correctly complete the blanks — [ammonia, ammonium, carbonate, carbon dioxide, hydrogen, hydronium, hydroxide, precipitate, salt water] :
(i) A solution M turns blue litmus red, so it must contain (i) …………… ions ; another solution O turns red litmus blue and hence, must contain, (ii) …………… ions.
(ii) When solution M and O are mixed together, the products will be (iii) …………… and (iv) …………… .
(iii) If a piece of magnesium was put into a solution M,(v) …………… gas would be evolved.
Match the following:
Column A Column B (i) Acid salt (A) Ferrous ammonium sulphate (ii) Double salt (B) Contains only ions (iii) Ammonium hydroxide solution (C) Sodium hydrogen sulphate (iv) Dilute hydrochloric acid (D) Contains only molecules (v) Carbon tetrachloride (E) Contains ions and molecules Match the salts given in column A to their methods of preparation in column B. Write a balanced equation for each preparation.
Column A Column B Zinc sulphate Precipitation Ferrous sulphide Oxidation Barium sulphate Displacement Ferric sulphate Neutralisation Sodium sulphate Synthesis. From — Na2O, SO2, SiO2, Al2O3, MgO, CO — Select an oxide which dissolves in water forming an acid.