UPSC NDA I 2024 General Ability Paper

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Question : 106 of 150

Marks: +1, -0

Which among the following is the correct composition of Borax?

Sodium, Boron, Magnesium and Hydrogen
Sodium, Boron, Oxygen and Hydrogen
Potassium, Boron, Oxygen and Hydrogen
Sodium, Boron, Nitrogen and Hydrogen

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