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Q.

Which of the following is the correct formula of borax?

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a

Na2B4O5(OH)4⋅2H2O

b

Na2B4O5(OH)4⋅4H2O

c

Na2B4O5(OH)4⋅8H2O

d

Na2B4O5(OH)4⋅6H2O

answer is D.

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Detailed Solution

A powdered white mineral known as borax, also known as sodium tetraborate, has been used as a cleaning agent for many years.

Borax has the following chemical formula: Na2[B4O5(OH)4]·8H2O.

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Which of the following is the correct formula of borax?