3. (a) What do you understand by the term metal activity series?
(b) Which metals amongst the following can displace hydrogen from acid
(i) zinc
(iii) magnesium
(iv) silver
0 Copper
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.magnesium is the answer ....
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(a) An activity series helps us to predict if a reaction will occur when a piece of elemental metal is placed in water, an acid solution, or a solution containing the ion of another metal. Activity series are generally listed in order of decreasing reactivity
(b) Zinc can displace hydrogen from acid
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