Advertisements
Advertisements
Question
Fill in the blank from the choices given in bracket.
When a metallic oxide is dissolved in water, the solution formed has a high concentration of ___________ ions. (H+,H3O+,OH-)
Advertisements
Solution
When a metallic oxide is dissolved in water, the solution formed has a high concentration of OH⁻ ions.
APPEARS IN
RELATED QUESTIONS
Identify the anion present in the following compounds:
When barium chloride solution is added to salt solution E a white precipitate insoluble in dilute hydrochloric acid is obtained.
Explain the formation of hydronium ion.
Name the ions furnished by bases in solution.
Give one example : A hydroxide which is insoluble in water.
Give one example : An oxide which is a base.
Answer the following question related to salts and their preparations:
What kind of salt is prepared by precipitation?
State the term defined by the following sentence:
The insoluble solid formed when two solutions are mixed together.
From the formula listed below, choose one, in the following case, corresponding to the salt having the given description:
AgCl, CuCO3, CuSO4.5H2O, KNO3, NaCl, NaHSO4, Pb(NO3)2, ZnCO3, ZnSO4.7H2O.
An insoluble chloride.
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.
A black coloured solid which on reaction with dilute sulphuric acid forms a blue coloured solution is ______.
