MCQ
Which of the following is azo- group
- A$ - N = $
- ✓$ - N = N - $
- C$ - NH - $
- D$ - CO - NH - $
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The rate determining step of the reaction is
Statement $I:$ Upon heating a borax bead dipped in cupric sulphate in a luminous flame, the colour of the bead becomes green.
Statement $II:$ The green colour observed is due to the formation of copper(I) metaborate.
In the light of the above statements, choose the most appropriate answer from the options given below :