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प्रश्न
Write a short note on the following type of element –
alkaline earth metals
उत्तर
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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संबंधित प्रश्न
What are the following group known as?
Group 1
What are the following group known as?
Group 18
Name and state the following with reference to the elements of the first three periods of the periodic table.
Noble gas with duplet arrangement of electrons.
Name and state the following with reference to the elements of the first three periods of the periodic table.
Noble gas having electronic configuration: 2, 8, 8.
Take any one alkali metal and write its reaction with (i)oxygen (ii)water (iii)acid.
Write the electronic configuration of the first two alkaline earth metals.
Name the gas used in:
Light bulbs
Give reason:
Alkali and alkaline earth metal compounds usually form electrovalent compounds.
Write a short note on the following type of element –
alkali metals
Give a reason for the following:
Noble gases do not form compounds readily.
