Bureau's Higher Secondary Chemistry Volume-1>Chapter 13 - s-Block Elements:Alkali and Alkaline Earth Metals. Alkaline Earth Metals (Group-2)>QUESTIONS>Q 8

MEDIUM

11th Odisha Board

IMPORTANT

Earn 100

Mention the properties in which Beryllium differs from other members of the family.

Important Questions on s-Block Elements:Alkali and Alkaline Earth Metals. Alkaline Earth Metals (Group-2)

MEDIUM

11th Odisha Board

IMPORTANT

Bureau's Higher Secondary Chemistry Volume-1>Chapter 13 - s-Block Elements:Alkali and Alkaline Earth Metals. Alkaline Earth Metals (Group-2)>QUESTIONS>Q 9

Compare the properties of Beryllium with that of aluminium.

MEDIUM

11th Odisha Board

IMPORTANT

Bureau's Higher Secondary Chemistry Volume-1>Chapter 13 - s-Block Elements:Alkali and Alkaline Earth Metals. Alkaline Earth Metals (Group-2)>QUESTIONS>Q 1

Mention some important uses of magnesium and calcium.

MEDIUM

11th Odisha Board

IMPORTANT

Bureau's Higher Secondary Chemistry Volume-1>Chapter 13 - s-Block Elements:Alkali and Alkaline Earth Metals. Alkaline Earth Metals (Group-2)>QUESTIONS>Q 2

How will you detect magnesium and calcium in separate salts by qualitative analysis?

MEDIUM

11th Odisha Board

IMPORTANT

Bureau's Higher Secondary Chemistry Volume-1>Chapter 13 - s-Block Elements:Alkali and Alkaline Earth Metals. Alkaline Earth Metals (Group-2)>QUESTIONS>Q 3

Why calcium cannot be extracted from calcium oxide by carbon reduction process?

MEDIUM

11th Odisha Board

IMPORTANT

Bureau's Higher Secondary Chemistry Volume-1>Chapter 13 - s-Block Elements:Alkali and Alkaline Earth Metals. Alkaline Earth Metals (Group-2)>QUESTIONS>Q 4

Give two biological importance of

{Ca}^{2 +}

and

{Mg}^{2 +}

.

MEDIUM

11th Odisha Board

IMPORTANT

Bureau's Higher Secondary Chemistry Volume-1>Chapter 13 - s-Block Elements:Alkali and Alkaline Earth Metals. Alkaline Earth Metals (Group-2)>QUESTIONS>Q 5

State with equation what happens when excess carbon dioxide gas is passed through lime water.

MEDIUM

11th Odisha Board

IMPORTANT

Bureau's Higher Secondary Chemistry Volume-1>Chapter 13 - s-Block Elements:Alkali and Alkaline Earth Metals. Alkaline Earth Metals (Group-2)>QUESTIONS>Q 6

Why do beryllium halides fume in air?

(Hint: Due to formation of halogen acids by hydrolysis as ${BeCl}_{2} + 2 H_{2} O \to Be {(OH)}_{2} + 2 HCl$ )

MEDIUM

11th Odisha Board

IMPORTANT

Bureau's Higher Secondary Chemistry Volume-1>Chapter 13 - s-Block Elements:Alkali and Alkaline Earth Metals. Alkaline Earth Metals (Group-2)>QUESTIONS>Q 1

Account for the following:

Energy required to remove the first electron in alkaline earth metals is higher than that in alkali metals.