alleryWhich group is known as the alkali metals?
AGroup 17
BGroup 2
CGroup 1
DGroup 18
Answer & Solution
Correct answer: C. Group 1
1. Alkali metals are highly reactive metals with one valence electron.
2. This valence-electron count places them in Group 1.
3. Examples include lithium, sodium and potassium.
4. Hence the alkali metals are in Group 1.
_Source: Selina Concise Chemistry ICSE Class 10, Ch 1 'Periodic Table' (aplustopper.com extract)_
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