# The number of water of crystallization in Borax is

$\begin {array} {1 1} (A)\;6 & \quad (B)\;8 \\ (C)\;10 & \quad (D)\;12 \end {array}$

The formula of borax is $Na_2 [B_4O_5(OH)_4].8H_2O$

answered Jul 27, 2014
edited Jul 28, 2014