Chemistry
Name two elements in each case :
(i) Alkali metals
(ii) Alkaline earth metals
(iii) Halogens
(iv) Inert Gas
Periodic Table
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Answer
(i) Lithium (Li) and Sodium (Na).
(ii) Beryllium (Be) and Magnesium (Mg).
(iii) Fluorine (F) and Chlorine (Cl).
(iv) Helium (He) and Neon (Ne).
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