What Hybrid Orbitals Are Used by the N Atoms in Urea

question 34

Multiple Choice

What hybrid orbitals are used by the N atoms in urea, H₂NCONH₂?

• A) sp
• B) sp²
• C) sp³
• D) dsp³

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Definitions:

All-or-None

A principle that states a neuron fires with the same potency each time, though action is dependent on whether or not the stimulus meets the threshold.

Action Potential

A temporary reversal of the electrical polarization of the membrane of a neuron or muscle cell, allowing for the transmission of signals.

Neuron

A cell of the nervous system that transmits information through electrical and chemical signals.

Postsynaptic Potential

A change in membrane potential of the postsynaptic terminal of a synapse, typically induced by the binding of neurotransmitters.