BT Chemistry

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Syllabus of chemistry of class 11 approved by National Examination Board (NEB), Nepal. Grade: 11 Subject code: 112 Credit hours: 5 Working hours: 160(T+P)

The group IA elements like Li, Na, K, Rb, Cs & Fr are commonly called alkali metals. These are called alkali metals because hydroxides of these me

ALKALI METALS BY B.T.SIR The group IA elements like Li, Na, K, Rb, Cs & Fr are commonly called alkali metals. These are called alkali metals bec

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