The basic character of hydroxides of alkaline earth metals increase in the order-Mg-OH-2 lt- Be-OH-2 lt- Ca-OH-2 lt- Ba -OH-2Be-OH-2 lt- Mg-OH-2 lt- Ca-OH-2 lt- Ba -OH-2Ba -OH-2 lt- Ca-OH-2 lt- Be-OH-2 lt- Mg -OH-2Ba -OH-2 lt- Ca-OH-2 lt- Mg -OH-2 lt- Be-OH-2

The correct option is B Be(OH)_2 lt; Mg(OH)_2 lt; Ca(OH)_2 lt; Ba (OH)_2The basicity of alkaline earth metal hydroxides increases down the group. ...

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Reactivity with Air and Water (Group 2)

The basic cha...

Question

The basic character of hydroxides of alkaline earth metals increase in the order:

M g (O H)_{2} < B e (O H)_{2} < C a (O H)_{2} < B a (O H)_{2}

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B e (O H)_{2} < M g (O H)_{2} < C a (O H)_{2} < B a (O H)_{2}

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B a (O H)_{2} < C a (O H)_{2} < B e (O H)_{2} < M g (O H)_{2}

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B a (O H)_{2} < C a (O H)_{2} < M g (O H)_{2} < B e (O H)_{2}

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Solution

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H_{2} O ?

(1) B e S O_{4} > M g S O_{4} > C a S O_{4} > B a S O_{4}

(2) B e (O H)_{2} > M g (O H)_{2} > C a (O H)_{2} > B a (O H)_{2}

(3) L i O H < N a O H < K O H < R b O H

(4) L i_{2} C O_{3} < N a_{2} C O_{3} < K_{2} C O_{3} < R b_{2} C O_{3}

H_{2} O

B e S O_{4} > M g S O_{4} > C a S O_{4} > B a S O_{4}

B e (O H)_{2} > M g (O H)_{2} > C a (O H)_{2} > B a (O H)_{2}

L i O H < N a O H < K O H < R b O H

L i_{2} C O_{3} < N a_{2} C O_{3} < K_{2} C O_{3} < R b_{2} C O_{3}

B e_{2} C + H_{2} O \to B e (O H)_{2} + X

C a C_{2} + H_{2} O \to C a (O H)_{2} + Y

X

Y

B e_{2} C + H_{2} O \to B e (O H)_{2} + x

C a C_{2} + H_{2} O \to C a (O H)_{2} + y

B e (O H)_{2}, M g (O H)_{2}, A l (O H)_{2}, L i O H, B (O H)_{3}, Z n (O H)_{2}

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