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प्रश्न
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.
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उत्तर
Argon
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संबंधित प्रश्न
Arrange the Elements of Group 17 and Group 1 According to the Given Conditions.
Increasing order of atomic size,
What are the following group known as?
Group 17
What are the following group known as?
Group 18
Name two elements of each group.
Name the alkali metals, How many electron(s) they have in their outermost orbit.
Take any one alkali metal and write its reaction with (i)oxygen (ii)water (iii)acid.
Name the gas used in:
Light bulbs
Give reason:
Alkali metals are kept in an inert solvent.
Give reason:
Alkali and alkaline earth metal compounds usually form electrovalent compounds.
Give a reason for the following:
Noble gases do not form compounds readily.
