Q. The main component of glass which gives heat resistance to laboratory glassware is
A) $PbO$
B) $MgO$
C) $B_{2}O_{3}$
D) $Al_{2}O_{3}$
Explanation
The correct answer is Option C: $B_{2}O_{3}$.
A detailed explanation for this question is being prepared.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.