Which of the Following Statements Concerning Boron Compounds Is Incorrect

question 21

Multiple Choice

Which of the following statements concerning boron compounds is incorrect?

• A) More than 20 neutral boron hydrides (general formula B_xH_y)are known.
• B) The two boron atoms in B₂H₆ are connected by three-center,two-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 used as an oxidizing agent in organic chemistry.

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Definitions:

Credit Memo

A document issued by a seller to a buyer, reducing the amount the buyer owes to the seller under previous invoices.

Percent Of Cash Discount

The percentage reduction in price offered for prompt payment of invoices to encourage early settlement of accounts payable.

Normal Credit Balance

The expected or usual balance of a specific account, where liability, equity, and revenue accounts typically have credit balances.

Perpetual Inventory System

An inventory management method where inventory quantities and costs are updated continuously with each sale or purchase.