Biology- 2.1 The Nature of Matter
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9 Terms
What is the charge of an atom
Neutral
Describe a Neutron
Neutral charge, found in the nucleus, mass of the atom
Describe a Proton
Positive charge, found in the nucleus
Describe Electrons
Negative charge, found in the electron cloud, attracted to the nucleus
Describe an ionic bond
A chemical bond formed when one or more electrons are transferred from one atom to another; forms ions
Describe an Ion
A charged atom that lost of gained electrons
Describe a Covalent Bond
A chemical bond is formed when atoms share electrons; form a molecule
Describe a molecule
A neutral particle that forms as a result of electron sharing
What are compounds
A substance formed by the chemical combination of two or more elements in definite proportions; different properties from what it is formed from
Note 
Flashcards (70)