Q26A. The molecular masses of two compounds are given below.
XSO4 = 136 Fe2Y3=160
(i) Find atoms X and Y
(ii) Draw a bond between X and Y (2 Marks)
(iii) Give two properties of the compound formed by X and Y
Q26B(i) Explain the following
Ba + Mn+2 → Ba+2 + Mn
K + Cl2 → K+1 + Cl-1
Q26B (ii) How much time in minutes is needed to deposit 223.06g of Ni by passing 9.3 A current? (Z =0.000587)
Q26C (i) 26.5 grams of Po(HCO3)2 mix in water to make a solution with solubility of 5.36 g/ml. Find molality of this solution.
Q26C(ii) Give the formulae of
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