Which among the following is the correct composition of Borax?
Answer
The correct answer is B: Sodium, Boron, Oxygen and Hydrogen. Borax is sodium tetraborate decahydrate, with the chemical formula Na2B4O7·10H2O. It contains the elements sodium (Na), boron (B), oxygen (O), and hydrogen (H).
A.Sodium, Boron, Magnesium and Hydrogen
B.Sodium, Boron, Oxygen and Hydrogen✓ Correct
C.Potassium, Boron, Oxygen and Hydrogen
D.Sodium, Boron, Nitrogen and Hydrogen
Explanation
Borax is sodium tetraborate decahydrate, with the chemical formula Na2B4O7·10H2O. It contains the elements sodium (Na), boron (B), oxygen (O), and hydrogen (H). Borax is used in detergents, cosmetics, enamel glazes, fire retardants, and as a buffering agent. It does not contain magnesium, potassium, or nitrogen.
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