Question

Q.2 State whether the following statements are True or False: [5] (i) A chemical process that involves the addition of hydrogen or removal of oxygen is called reduction. ________ (ii) A catalyst increases the speed of the reaction but itself does not take part in the reaction. ________ (iii) Equations cannot be balanced by hit and trial method. ________ (iv) Photosynthesis is an example of exothermic reaction. ________ (v) The activity series of metals is a list of metals arranged in the order of their increasing chemical activity. _______​

Answer 1

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