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Question
Write a short note on the following type of element –
alkaline earth metals
Solution
Elements of group II-A Be, Mg, Ca, Sr, Ba, Ra is called alkali earth metals as oxides of all these metals are alkaline in nature.
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RELATED QUESTIONS
What are the following group known as?
Group 1
Name two elements of each group.
Name the method by which alkali metals can be extracted.
Comment on the (i) reactivity (ii) colour (iii) physical state of group 17 elements.
Write a short note on the following type of element –
noble gases
Name or state following with reference to the element of the first three periods of the periodic table.
An alkaline earth metal in period 3.
Give a reason for the following:
Noble gases do not form compounds readily.
Give a reason for the following:
Group 1 [I – A] elements are called alkali metals.
State the following:
The group from the groups 1 [IA], 2 [IIA], 16 [VIA] and 7 [VIIA] whose elements are most electronegative.
State the following:
The group whose elements are unreactive or inert.
