Chapter Two Chemical Levels Of Organization
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13 Terms
What is the Atomic Mass of an atom?
The average weight of all naturally occurring isotopes.
What is the Mass Number of an atom?
The number of protons and neutrons in the nucleus.
What is the Atomic Number of an atom?
The number of protons in the nucleus.
Generally, how many electrons does an atom need to be stable?
8
What is a Decomposition/Catabolism Reaction?
Split large molecules into smaller ions or molecules.
The more hydroxide in a solution, the more…
Alkaline
The more hydrogen in a solution, the more…
Acidic
What are the properties of an inorganic molecule?
Lacks carbon, simpler compounds.
When an atom loses one or more electrons leaving it positively charged it is called…
Cation
This atom gains electrons granting it a negative charge. It is called…
Anion
An _____ bond happens when one atom gives electrons to another atom. The opposite charges attract each other.
Ionic
A ______ bond happens when atoms share electrons.
Covalent
A _______ bond is a weak attraction between molecules.
Hydrogen