Two substances, A and B were made to react to form a third substances, A₂B according to the following reaction, 2A + B → A₂B Which of the following statement concerning this reaction are incorrect?
(i) The product A₂B shows the properties of substance A and B.
(ii) The product will always have a fixed composition.
(iii) The product so formed cannot be classified as a compound.
(iv) The product so formed is an element.
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[C] (i), (iii) and (iv)
A₂B is a compound made up of two elements A and B in a fixed ratio. The properties of a compound (e.g., A₂B) are entirely different from those of its constituent elements (e.g., A and B). The composition of a compound is fixed.