Search any question & find its solution
Question:
Answered & Verified by Expert
In borax bead test, which of the following compound is formed
Options:
Solution:
1860 Upvotes
Verified Answer
The correct answer is:
Meta borate
$\mathrm{Na}_2 \mathrm{~B}_4 \mathrm{O}_7 .10 \mathrm{H}_2 \mathrm{O} \xrightarrow[-10 \mathrm{H}_2 \mathrm{O}]{ } \mathrm{Na}_2 \mathrm{~B}_4 \mathrm{O}_7$$\xrightarrow{\Delta} 2 \mathrm{NaBO}_2+\mathrm{B}_2 \mathrm{O}_3$
$\mathrm{CuO}+\mathrm{B}_2 \mathrm{O}_3 \rightarrow \mathrm{Cu}\left(\mathrm{BO}_2\right)_2$
(Copper meta borate blue)
$\mathrm{CuO}+\mathrm{B}_2 \mathrm{O}_3 \rightarrow \mathrm{Cu}\left(\mathrm{BO}_2\right)_2$
(Copper meta borate blue)
Looking for more such questions to practice?
Download the MARKS App - The ultimate prep app for IIT JEE & NEET with chapter-wise PYQs, revision notes, formula sheets, custom tests & much more.