Chemistry
State the type of elements present in :
(a) group 1[IA]
(b) group 2 [IIA]
(c) group 3 to 12 [IB to VIIB and VIII]
(d) group 13 to 16 [IIIA to VIA]
(e) group 17 [VIIA]
(f) group 18 [0].
Periodic Table
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Answer
(a) Group-1 [IA] — Alkali metals
(b) Group-2 [IIA] — Alkaline earth metals
(c) Group-3 to 12 IB to VII B, VIII — Transition elements - inner transitional elements.
(d) Group 13-16 [III B to VI A] — Post Transition elements.
(e) Group 17 (VII A) — Halogens.
(f) Group 18 (0) — Noble / Inert gases.
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