Given below are two statements : Statement I : Upon heating a borax bead dipped in cupric sulphate in a…

Given below are two statements :
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:
  1. Both Statement I and Statement II are false
  2. Both Statement I and Statement II are true
  3. Statement I is false but Statement II is true
  4. Statement I is true but Statement II is false

Solution

Upon heating a borax bead dipped in cupric sulphate in a luminous flame, the colour of the bead becomes blue. Blue colour is observed due to copper (II) metaborate while copper (I) is colourless,

Asked in: JEE Main 2023 (31 Jan Shift 2)

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