Why group 2 elements are called alkaline...

Why group 2 elements are called alkaline earth metals?

Text Solution

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Group 2 elements except beryllium are known as alkaline earth metals. These are so called because their oxides and hydroxides are alkaline in nature and these metal oxides are found in Earth.s crust.

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Knowledge Check

Alkaline earth metals are

A

Reducing agent

B

Oxidising agent

C

Amphoteric

D

Acidic

Alkaline earth metals are

A

Monovalent

B

Divalent

C

Trivalent

D

Zerovalent

Which element of group 2 is not considered as alkaline earth metal?

A

Beryllium

B

Calcium

C

Strontium

D

Barium

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FULL MARKS-ALKALI AND ALKALINE EARTH METALS-Additional Questions Solved

Li(2)CO(3) decomposes readily whereas other carbonates are not. Why?
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What are the elements present in group 2? Give their general electroni...
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Why group 2 elements are called alkaline earth metals?
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Atomic radii of alkaline earth metals are smaller than the correspondi...
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Why beryllium has distinctive character?
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Explain the action of halogen with alkaline earth metals.
03:27
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How beryllium chloride is prepared from beryllium oxide?
02:22
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How would you prepare beryllium hydride from beryllium chloride?
02:50
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Mention the uses of beryllium.
05:35
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Write about the uses of strontium
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Mention the uses of radium.
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BeO is covalent where as MgO is ionic. Give reason.
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How is barium peroxide prepared?
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What is slaking of lime?
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Mention the uses of quick lime.
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What happens when excess of CO(2) reacts with calcium carbonate?
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