TLS Online TPP Program

#Id: 8642

#XL - T Zoology

TLS Online TPP Program

#Id: 7758

#XL - Q Biochemistry

A molecule is the smallest part of a substance that has the physical and chemical properties of that substance. In some respects, a molecule is similar to an atom. A molecule, however, is composed of more than one atom.

TLS Online TPP Program

#Id: 7757

#XL - Q Biochemistry

Molecules are groups of atoms that behave as a single unit.

TLS Online TPP Program

#Id: 7756

#XL - Q Biochemistry

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

TLS Online TPP Program

#Id: 7755

#XL - Q Biochemistry

Electronegativity is a measure of the tendency of an atom to attract a bonding pair of electrons. The Pauling scale is the most commonly used.

TLS Online TPP Program

#Id: 7754

#XL - Q Biochemistry

Linus Pauling was the original scientist to describe the phenomena Binal scientist t ES of electronegativity

TLS Online TPP Program

#Id: 7753

#XL - Q Biochemistry

Electron affinity: The enthalpy change that results from adding an electron to a gaseous atom.

Electron affinity is becoming less negative (less exothermic) and less likely to gain an electron.