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प्रश्न
When a metallic oxide is dissolved in water, the solution formed has a high concentration of ____________ ions (H+, h3O+, OH-)
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उत्तर
When a metal oxide is dissolved in water, the solution formed has a high concentration of OH-
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संबंधित प्रश्न
Choose the most appropriate answer from the following list of oxides which fit the description.
[SO2, SiO2, Al2O3, MgO, CO, Na2O]
A basic oxide.
Name a metallic oxide soluble in excess of caustic soda solution.
Write balanced equation for a metal that evolves a gas which burns with a pop sound when boiled with alkali solutions.
Name the metal hydroxides which are:
Sparingly soluble
In caustic soda solution
What do you observe when caustic soda solution is added to the following solution: first a little and then in excess : CuSO4
Give two examples of amphoteric hydroxides.
Fill in the blank.
The hydroxide which is soluble in excess of NaOH is _________ [Zn(OH)2 / Fe(OH)3 / Fe(OH)2].
What do you see when sodium hydroxide solution is added to zinc sulphate solution, till it is in excess?
Write balanced equations for a metal that evolves into a gas which burns with a pop sound when boiled with alkali solutions.
Write balanced equations for a metal that evolves a gas which burns with a pop sound when boiled with alkali solutions.
