Which of the following statements concerning boron compounds is INCORRECT?
A) More than 20 neutral boron hydrides (having formulas BxHy) are known to exist.
B) The two boron atoms in B2H6 are connected by 3-center 2-electron B-H-B bridges.
C) Borax,Na2B4O7.10 H2O,is used as a low-melting flux in metallurgy.
D) Sodium borohydride,NaBH4,is a reducing agent used in organic chemistry.
E) Diborane,B2H6,is the powerful rocket fuel that is used to launch the space shuttle.
Correct Answer:
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