Chemistry
Choosing the substances from the list given:
dil. Sulphuric acid, Copper, Iron, Sodium, Copper (II) carbonate, Sodium carbonate, Sodium chloride, Zinc nitrate
Write balanced equations for the reactions which would be used in the laboratory to obtain the following salts:
- Sodium sulphate
- Zinc carbonate
- Copper (II) sulphate
- Iron (II) sulphate.
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.
Give a suitable chemical term for:
(i) A salt formed by incomplete neutralisation of an acid by a base.
(ii) A definite number of water molecules bound to some salts.
Identify: An acid which is present in vinegar.
Fill in the blank from the choices given:
The basicity of acetic acid is …………… [3, 1, 4].