If You Remove Two Protons and Two Neutrons from a Gold

question 6

Multiple Choice

If you remove two protons and two neutrons from a gold atom (Au) , what new element is formed (if any) ?

• A)Ir
• B)Au
• C)Re
• D)Au-2
• E)Tl

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Definitions:

Auxiliary Contacts

Auxiliary contacts are additional contacts used in a relay or contactor that provide a secondary switching function, often used for signaling or interlocking purposes.

Control Circuit

An electrical circuit designed to control the operation of a device, often using lower power levels than the device it controls.

Relay

An electrically operated switch that allows a circuit to be controlled by a low-power signal, or where several circuits must be controlled by one signal.

Contact

An electrical component used to complete or interrupt an electrical circuit.