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A bond with maximum covalent character between non-metallic elements is formed:
(1) Between identical atoms
(2) Between chemically similar atoms
(3) Between atoms of widely different electro negativities
(4) Between atoms of the same size
Ans: Between identical atoms
Phosphate of a metal M has the formula M 3 (PO 4 ) 2 The formula for its sulphate would be: (1) MSO 4 (2) M (SO 4
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A student wishes to prepare 250ml of a 0.20mol/L solution of oxalic acid (COOH)2.2H2O. a) Calculate the amount (no.of moles) of oxalic acid required. b) Calculate the mass of oxali
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