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प्रश्न
Name the method by which alkali metals can be extracted.
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उत्तर
Alkali metals can be extracted by the electrolysis of their molten salts.
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संबंधित प्रश्न
Consider the following elements: Be, Li, Na, Ca, K. Name the elements of (a) same group (b) same period.
What are the following group known as?
Group 17
How many electrons do inert gases have in their valence shells?
Name the gas used in:
Light bulbs
Name the gas used in:
Bright colour advertising light works
Give reason:
Alkali metals are kept in an inert solvent.
Give reason:
Alkali metals and halogens do not occur free in nature.
Write a short note on the following type of element –
alkali metals
‘The periodic table contains elements methodically grouped together’.
Give a reason for the following:
Group 1 [I – A] elements are called alkali metals.
