neet ug chemistry xi syllabus from unit 11

UNIT XI: Some p-Block Elements ? General Introduction to p-Block Elements. ? Group 13 elements: General introduction, electronic configuration, occurrence, variation of properties, oxidation states, trends in chemical reactivity, anomalous properties of first element of the group; Boron, some important compounds: borax, boric acids, boron hydrides. Aluminium: uses, reactions with acids and alkalies. ? General 14 elements: General introduction, electronic configuration, occurrence, variation of properties, oxidation states, trends in chemical reactivity, anomalous behaviour of first element. Carbon, allotropic forms, physical and chemical properties: uses of some important compounds: oxides. ? Important compounds of silicon and a few uses: silicon tetrachloride, silicones, silicates and zeolites, their uses.

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