How Many 3d Electrons Does a Mn²⁺ Ion Have

question 61

Multiple Choice

How many 3d electrons does a Mn²⁺ ion have

• A) 1
• B) 2
• C) 3
• D) 4
• E) 5

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Definitions:

Acetylcholine

A neurotransmitter involved in many functions including muscle contraction, sleep regulation, and the modulation of memory in the nervous system.

Neurotransmitter

Neurotransmitters are chemical messengers that transmit signals across the synaptic gap from one neuron to another, influencing mental function and behavior.

Dopamine

A neurotransmitter in the brain that plays a crucial role in reward, motivation, and motor control.

Drug Molecule

A drug molecule is a chemical compound that has therapeutic effects or can be used in the development of pharmaceuticals.