What Is the Ground-State Electron Configuration for the Element Nickel

question 22

Multiple Choice

What is the ground-state electron configuration for the element nickel (Z = 28) ?

• A)[Ne] 4s¹ 3d⁹
• B)[Ar] 4s¹ 3d⁹
• C)[Ar] 4s² 3d⁸
• D)[Ar] 3d¹⁰

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Definitions:

Required Reserve Ratio

The fraction of deposits that banks are required to hold in reserve and not lend out, determined by the central bank.

Interest Rates

The cost of borrowing money or the return on investing, typically expressed as a percentage of the principal, and set by central banks or determined by the market.

Excess Reserves

The capital reserves held by a bank or financial institution in excess of what is required by regulators, creditors, or internal controls.

Actual Reserves

The total amount of funds that a bank has on deposit at the Federal Reserve, plus any cash physically held by the bank.