When sodium hydroxide solution is added to a solution of zinc salt, the white precipitate formed re-dissolve in excess sodium hydroxide because

Similar Questions

When temporary hard water is boiled for sometime in a kettle, the inner surface of the kettle become...

Cotton is almost pure? ...

The rate of the hydrogen in the reaction Zn(s) + 2HCI (aq) → ZnCI 2(g) + H 2(aq) + H 2(g) can be i...

In the periodic table all elements within the same group have the same ...

Which of the following statements about sodium is not true? ...

$Cu$ and $HNO_{3}$ are not suitable for preparing hydrogen gas because of their...

Consider the reaction: 2AI(s) + 6H+ (aq) → 2AI3+ (aq) + 3H2(g). What is the total number of moles ...

What is the atomic number of Niobium? ...

Consider the reaction represented by the following equation: Zn(s) + 2HCI(aq) → ZnCI2(aq) + H2(g) ...

Which of the following gases is not acidic? ...