Chemistry - Salt Analysis Question with Solution | TestHub
ChemistrySalt AnalysisTEST OF CATIONS Dry Test, Group Analysis, Group 1,2Hard2 minPYQ_2023
ChemistryHardstatement
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:
Options:
Answer:
A
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,
Stream:JEESubject:ChemistryTopic:Salt AnalysisSubtopic:TEST OF CATIONS Dry Test, Group Analysis, Group 1,2
⏱ 2mℹ️ Source: PYQ_2023
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