The _______ Treats Visual Defects Only with Glasses or Contacts

question 20

Short Answer

The _______ treats visual defects only with glasses or contacts and is not a medical doctor.

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Definitions:

Covalent Bonds

A chemical bond formed by the sharing of electron pairs between atoms.

Electronegativity

A measure of the ability of an atom in a chemical compound to attract electrons towards itself.

Polarity

A property of molecules with unequal distribution of charges, resulting in molecules having positive and negative ends.

Valence Bond Theory

A theory that explains how electron pairs between atoms form chemical bonds, focusing on electron sharing to achieve noble gas configuration.