Question
Chemistry Question on p -Block Elements
\Mien borax is heated dining borax bead test along with CoO (Cobalt Oxide) on a loop of platinum (Pt) wire, it swells up and produces a blue colored bead. Which of the following compounds is responsible for the blue color?
A
\cePt(BO2)4
B
\ceCO(BO2)3
C
\ceCO(BO2)2
D
\ceNaBO2
Answer
\ceCO(BO2)2
Explanation
Solution
Answer (c) CO(BO2)2