Question

$Na_{2}B_{4}O_{7}.10H_{2}O$ is correctly represented by

• A. $Na_{2}\left[\right.B_{4}O_{5}O H \left._{4}\right].8H_{2}O$
• B. $2NaBO_{2}.Na_{2}B_{2}O_{3}.10H_{2}O$
• C. $Na_{2}\left[\right.B_{4}H_{2} O \left._{4} O_{7}\right].6H_{2}O$
• D. All of the above

Answer 1

Answer: (A)

Borax is represented as $Na_{2}\left[\right.B_{4}O_{5}O H \left._{4}\right].8H_{2}O$