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प्रश्न
What are the following group known as?
Group 17
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उत्तर
Group 17 is known as halogens.
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संबंधित प्रश्न
What is meant in the periodic table by a group?
How do atomic structures (electron arrangements) change in a period with an increase in atomic numbers moving left to right?
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.
Name the alkali metals, How many electron(s) they have in their outermost orbit.
Name the first three 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 –
noble gases
State the following:
The group whose elements are unreactive or inert.
State the following:
The group which contains highly reactive electronegative non-metals including chlorine.
