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प्रश्न
Name the first three alkaline earth metals.
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उत्तर
The first three alkaline earth metals are Beryllium, Magnesium, and Calcium.
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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 18
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.
Comment on the (i) reactivity (ii) colour (iii) physical state of group 17 elements.
Name the gas used in:
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Give reason:
Alkali metals are kept in an inert solvent.
‘The periodic table contains elements methodically grouped together’.
State the main helpful features of the long form of the periodic table.
State the following:
The group from the groups 1 [IA], 2 [IIA], 16 [VIA] and 7 [VIIA] whose elements are most electronegative.
