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प्रश्न
Making use only of substances chosen from those given below:
(Dilute sulphuric acid, sodium carbonate, Zinc, sodium sulphite, Lead, calcium carbonate)
Give the equation for the reaction by which you could obtain hydrogen.
उत्तर
\[\ce{\underset{Zinc}{Zn} + \underset{Dil.sulphuric acid}{H2SO4}-> \underset{Zinc sulphate}{ZnSO4} + \underset{Hydrogen}{H2\uparrow}}\]
संबंधित प्रश्न
Identify the anion present in the following compounds:
A salt D on treatment with dilute sulphuric acid produces a gas which turns lime water milky but has no effect on acidified potassium dichromate solution
Define in term of ionization an alkali?
Name the ions furnished by : a weak alkali
Give one example : Basic oxide which is soluble in water.
Give one example : A weak mineral acid.
Give one example : A base which is not an alkali.
Give one example : An oxide which is a base.
Identify the anion present of the following compound:
A salt D on treatment with dilute sulphuric acid produces a gas which turns lime water milky but has no effect on acidified potassium dichromate solution
For each of the salt: A, B, C and D, suggest a suitable method of its preparation.
B is an insoluble salt.
A black coloured solid which on reaction with dilute sulphuric acid forms a blue coloured solution is ______.