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Registered: 2017-09-21

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Copper oxide is detected by borax bead test with colour?

ECAT Engineering Exams Quizzes MCQs Quizzes ECAT Engineering Entry Test 2017 Chemistry Group III A And IV A Elements

Question:
Copper oxide is detected by borax bead test with colour?

Option A):
Yellow
Option B):
Blue
Option C):
Red
Option D):
Black

Correct Answer is Option B):
Blue