Fluorine (the most electronegative element) is assigned a value of 4.0, and values range down to cesium and francium which are the least electronegative at 0.7

#Id: 3772

#Section 1: Engineering Mathematics

#Id: 7732

#Section 2: General Biology

Atoms are indivisible particles that can't be created or destroyed in a chemical reaction.

#Id: 7733

#Section 2: General Biology

Atoms are made of the same three basic particles: protons, neutrons, and electrons.

#Id: 7734

#Section 2: General Biology

The number of electrons in a neutral atom is equal to the number of protons.

#Id: 7735

#Section 2: General Biology

The mass number of the atom (M) is equal to the sum of the number of protons and neutrons in the nucleus.

#Id: 7834

#Section 2: General Biology