If you mean "Why is a molecule polarized" it would be because there is a more negative charge to one end of the molecule than the other.
No a molecule is a molecule, polar or nonpolar.
A polar molecule.
Water IS a polar molecule.
Water is a polar molecule.
H2O is a water molecule, which is polar.
O2 is non polar molecule .
non-polar molecule
Yes, glycine is a polar molecule.
Glycine is a polar molecule.
Tyrosine is a polar molecule.
ASCl3 is a polar molecule.
CFH3 is a polar molecule.