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When zinc oxide is heated with cobalt nitrate, a green mass is formed due to (A) CoZnO 2 (B) Rinmann’s green (C) Both A and B (D) Neither A nor B



When zinc oxide is heated with cobalt nitrate, a green mass is formed due to  


        (A)    CoZnO2


        (B)    Rinmann’s green


        (C)    Both A and B


(D)    Neither A nor B


Grade:11

1 Answers

Hrishant Goswami
343 Points
8 years ago

2Co(NO3)2 ------------>  2CoO + 2NO2 + O2

 

        ZnO + CoO --------> CoZnO2 or CoO.ZnO

                                        Rinmann’s Green

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