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Chap 6 science vocab
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Term | Definition |
---|---|
Bohr model | Model of an atom created by Neil's bohr which the atoms are moving around the nucleus . |
Electron cloud model | Model where electrons are moving like a cloud |
Proton | Positive subatomic particle |
Neutron | Neutral subatomic particle |
Electron | Negative subatomic particle |
Element | Made up of one type of atom |
Metal | Good conductors of heat and electricity |
Semi metal | Share characteristics of metals and non metals |
Non metal | Dull, cannot be shaped |
Noble gases | Don't combine easily with other elements |
Chemical bond | Holds atoms together |
Ions | Bond where electrons are gained or lost |
Molecule | Bond where electrons are shared |
Hydrocarbon | Formula that contains hydrogen and carbon |
Ex of hydrocarbon | CH4 or methanol |
H2O is an example of an | Ionic bond |
NaCl is an example | Of a molecule |
Compound | Where two elements combine chemically |
Organic compound | Compound containing carbon |
Polymer | Long chain of carbon atoms |
Monomer | One part of a polymer |
Acid | Turns blue litmus red and has a pH from 0-6 |
Base | Turns red litmus blue and has a pH from 8-14 |
Strong acid | Battery acid |
Strong base | Ammonia |
Weak base | Egg |
Weak acid | Milk |
Co2 | Carbon dioxide |
C | Carbon |
au | Gold |
AG | silver |
c | carbon |
NaCl | sodium chloride |
S | sulfur |
neutralization | when an acid and base are combined |
atomic number | how many protons are in an atom |