Which metal hydroxide is the most soluble in water?

M g (O H)_{2}

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C a (O H)_{2}

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S r (O H)_{2}

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B a (O H)_{2}

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Solution

The correct option is A $M g (O H)_{2}$
$(A) m g (O H)_{2}$
Because as we take $B a < S r < C a < M g,$ the solubility
increases due to the weaker bond down the group.

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Similar questions

Amploteric hydroxides react with both alkalies and acids. Which of the following Group 2 metal hydroxides is soluble in sodium hydroxide?
(a) $B e (O H)_{2}$ (b) $M g (O H)_{2}$ (c) $C a (O H)_{2}$ (d) $B a (O H)_{2}$

Q. If 1 stands for true and 0 stands for false, then choose the correct code for the following statement:
Decreasing order of solubility in water :

B a (O H)_{2} > S r (O H)_{2} > C a (O H)_{2} > B e (O H)_{2}

Q. Assertion :White precipitate of

M g (O H)_{2}

is insoluble in excess of sodium hydroxide but readly soluble in solution of ammonium salts. Reason:

M g (O H)_{2}

is very sparingly soluble in water.

Q. Which alkaline earth metal hydroxide has highest solubility in water :

Q. A metal M readily forms water-soluble sulphate

M S O_{4}

, water insoluble hydroxide

M (O H)_{2}

and oxide MO which becomes inert on heating.

The hydroxide is soluble in NaOH. The metal M is:

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Which metal hydroxide is the most soluble in water?

The correct option is A Mg(OH)2(A)mg(OH)2Because as we take Ba<Sr<Ca<Mg, the solubility increases due to the weaker bond down the group.

The correct option is A $M g (O H)_{2}$
$(A) m g (O H)_{2}$
Because as we take $B a < S r < C a < M g,$ the solubility
increases due to the weaker bond down the group.