Examlex
Which one of the following suggests that autism may be neurological in nature?
Chemical Bonds
The attractive forces that hold atoms together to form molecules and compounds, including ionic, covalent, and hydrogen bonds.
Ionic Bonds
Ionic bonds are chemical bonds formed between two ions with opposite charges. Here, electrons are transferred from one atom to another, resulting in attraction between ions.
Covalent Bonds
Chemical bonds formed by the sharing of electron pairs between atoms, creating a stable balance of attractive and repulsive forces.
Negative Charge
A characteristic of a particle or object indicating it has more electrons than protons.
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