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Assumes that covalent bonds are formed when atomic orbitals on different atoms overlap and the electrons are shared.

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Reaction Quotient

The mass action expression under any set of conditions (not necessarily equlibrium), its magnitude relative to K determines the direction in which the reaction must occur to establish equilibrium.

Lone Pair

Pair of electrons residing on one atom and not shared by other atoms, unshared pair.

Atomic Weight

Weighted average of the masses of the constituent isotopes of an element, The relative masses of atoms of different elements.

Electrolysis

Process that occurs in electrolytic cells.

Aromatic Hydrocarbons

Benzene and its derivatives.

Chemical Bonds

The attractive forces that hold atoms together in elements or compounds.

Tyndall Effect

The scattering of light by colloidal particles.

Electron

A subatomic particle having a mass of 0.00054858 amu and a charge of 1-.

Do you know: some mosquitoes bite people because of their clothes

If you have ever been bitten by a mosquito, someone nearby surely gave you an explanation of why the nasty insect decided to spoil your day. Maybe they told you that you smelt good, or you had a certain type of blood or that in that shirt you looked like a potential victim.

Homonuclear

Consisting of only one element.