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What forms when boron combines with caustic soda?

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in Chemistry – Class 11 by (148k points)
What forms when boron combines with caustic soda?

(a) Formation of oxygen

(b) Formation of washing soda

(c) Formation of Boron nitride

(d) Formation of sodium borate

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Enquiry is from p-Block Elements topic in division p-Block Elements of Chemistry – Class 11

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Correct answer is (d) Formation of sodium borate

For explanation: Two moles of boron atoms fuse with 6 moles of sodium hydroxide in order to form 2 moles of sodium borate and three moles of hydrogen molecules. Sodium hydroxide is also known as caustic soda.

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