Alkaline earth metals have valency 2 this means that their position in the modern periodic table is an ?
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Alkali Earth metals like
---->Beryllium -Be
--->Magnesium _Mg
--->Calcium - Ca
--->Strontium - Sr
--->Barium- Ba
--->Radium- Ra
have valency 2 .
That means they belong to 2nd group of modern periodic table where all the elements posses same valency 2.
As their differentiating electrons enter s orbital. they belong to S block
---->Beryllium -Be
--->Magnesium _Mg
--->Calcium - Ca
--->Strontium - Sr
--->Barium- Ba
--->Radium- Ra
have valency 2 .
That means they belong to 2nd group of modern periodic table where all the elements posses same valency 2.
As their differentiating electrons enter s orbital. they belong to S block
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