P-Block Elements Ques 223

Question: Ca2B6O11+2Na2CO3X2CaCO3+2NaBO2. The compound X in the above reaction is

Options:

A) Na2B4O7

B) HBO2

C) H3BO3

D) H2B4O7

Show Answer

Answer:

Correct Answer: A

Solution:

Ca2B6O11Colemanite+2Na2CO3Na2B4O7(X)(Borax)+2NaBO2+2CaCO3



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