The Total solution for NCERT class 6-12
Whathappens when (i) magnesium is burnt in air (ii) quick lime is heated withsilica (iii) chlorine reacts with slaked lime (iv) calcium nitrate is heated ?
(i) Magnesium burns inair with a dazzling light to form MgO and Mg3N2.
(ii) Quick lime (CaO) combineswith silica (SiO2) to form slag.
(iii) When chloride is added toslaked lime, it gives bleaching powder.
(iv) Calcium nitrate, onheating, decomposes to give calcium oxide.