Which Is True Concerning the Difference Between Second-Row and Third-Row

question 24

Multiple Choice

Which is true concerning the difference between second-row and third-row main group nonmetals?

• A) Third-row nonmetals react readily with acids, while second-row nonmetals are mostly unreactive towards acids.
• B) Third-row hydrides tend to be more acidic than second-row hydrides.
• C) Third-row oxides tend to be less basic than second-row oxides.
• D) In their elemental forms, third-row nonmetals are comprised of molecules, while second-row nonmetals are comprised of individual atoms.
• E) Atoms of third-row nonmetals may have high oxidation numbers, while atoms of second-row nonmetals may only have negative oxidation numbers.

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Definitions:

Ledger Accounts

Records within a ledger that show all the financial transactions of a specific account, summarized.

Book of Original Entry

It is the initial record where financial transactions are documented in the accounting system.

Accounts Payable

Debts of a business to creditors arising from the acquisition of goods and services on credit.

Purchases on Account

Transactions where goods are bought and the payment is deferred to a future date, often recorded in accounts payable.