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प्रश्न
Give a reason for the following:
Group 1 [I – A] elements are called alkali metals.
उत्तर
Elements of the I – A group are metals, react with water to form alkalis.
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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,
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 1
Name two elements of each group.
Name the first three alkaline earth metals.
How do alkaline earth metals occur in nature?
Write the electronic configuration of the first two alkaline earth metals.
How many electrons do inert gases have in their valence shells?
Give reason:
Alkali metals and halogens do not occur free in nature.
Write a short note on the following type of element –
alkali metals
