Which Two of the Ions Below Have the Same Number ${ }_{53}^{127} \mathrm{I}^{-}$

question 20

Multiple Choice

Which two of the ions below have the same number of electrons?
${ }_{53}^{127} \mathrm{I}^{-}$ , ${ }_{50}^{119} \mathrm{Sn}^{2+}$ , ${ }_{82}^{207} \mathrm{~Pb}^{2+}$ , ${ }_{82}^{207} \mathrm{~Pb}^{4+}$ , ${ }_{56}^{137} \mathrm{Ba}^{2+}$

• A) \({ }_{53}^{127} \mathrm{I}^{-}\) and \({ }_{56}^{137} \mathrm{Ba}^{2+}\)
• B) \({ }_{53}^{127} \mathrm{I}^{-}\) and \({ }_{50}^{119} \mathrm{Sn}^{2+}\)
• C) \({ }_{82}^{207} \mathrm{~Pb}^{2+}\) and \({ }_{56}^{137} \mathrm{Ba}^{2+}\)
• D) \({ }_{50}^{119} \mathrm{Sn}^{2+}\) and \({ }_{56}^{137} \mathrm{Ba}^{2+}\)
• E) \({ }_{82}^{207} \mathrm{~Pb}^{2+}\) and \({ }_{82}^{207} \mathrm{~Pb}^{4+}\)

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Definitions:

Accounts Payable

Short-term obligations or debts a company owes to its suppliers or creditors.

Note Payable

A written promise to pay a specific amount of money, often bearing interest, at a future date or on demand.

Liquidated

The process of closing a business by selling off assets to pay creditors and distributing any remaining assets to the owners or shareholders.

Involuntary Bankruptcy

A legal process initiated by creditors seeking to collect debts from a company or individual that cannot pay its obligations.