Only Helium Among the Group VIIIA Elements Has Two Valence

question 47

True/False

Only helium among the Group VIIIA elements has two valence electrons.

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Definitions:

Clearinghouse

An intermediary between buyers and sellers of financial instruments that ensures the orderly and efficient settlement of transactions.

Futures Contract

An official contract sanctioned by law for the buying or selling of a particular good at a set price, due at a future time.

Guarantee

A formal pledge to pay another's debt or to perform an obligation if the person who is supposed to pay or perform fails to do so.

Fulfill

To achieve or complete a duty, requirement, or condition.