Examlex
The principal types of chemical hazards include all of the following except
Phosphate Groups
Phosphate groups are chemical groups containing phosphorus and oxygen; they play a key role in energy transfer and molecular signaling in cells.
Covalent Bond
A chemical bond involving the sharing of electron pairs between atoms, leading to the formation of a stable molecule.
Hydrogen Bond
A hydrogen bond is a weak bond between two molecules resulting from an electrostatic attraction between a proton in one molecule and an electronegative atom in the other.
Ionic Bond
A type of chemical bond that occurs when an atom transfers an electron to another atom, typically forming a bond between a metal and a nonmetal ion.
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