Q. Colemanite is
A) $Ca\left\lbrack B_{3}O_{4}(OH)_{2} \right\rbrack.2H_{2}O$
B) $Ca_{2}B_{6}O_{11}.5H_{2}O$
C) $Ca(OH)_{2}$
D) $Na_{2}B_{4}O_{7}.2H_{2}O$
Explanation
The correct answer is Option B: $Ca_{2}B_{6}O_{11}.5H_{2}O$.
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.