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34 Cards in this Set
- Front
- Back
- 3rd side (hint)
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Atom |
Smallest point of an element (where it is still that element) |
Can't be broken smaller |
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Molecule |
Smallest unit of a compound |
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Element |
Something made of atoms with equal number of protons |
Periodic table |
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Proton
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A particle in an atom's nucleus with a positive charge
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Part of nuclei with a charge
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Electron
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A particle around an atoms nucleus with a negative charge
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Cloud
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Neutron |
A subatomic particle that is neutral (no charge) |
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Ion |
Atom or molecule that's either negative or positive in charge due to the loss or gain of electrons |
Loss or gain |
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Isotope |
An atom with more or less protons than usual |
Protons |
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Ionic bond |
Chemical bond formed by more than one ion's opposite charges |
Electrons given |
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Covalent bond |
Chemical bond where electrons are shared |
Share |
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Polar covalent bond |
Unequal shared electrons |
Unequal charge |
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Law of conservation of matter |
Matter can't be created or destroyed |
Everything exists as is |
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Activation energy |
Energy used in a chemical reaction |
Chemical reaction |
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Hydrogen bond |
1. Weak attraction between hydrogen and oxygen, nitrogen or fluorine atoms. 2. Holds together DNA |
Weak attraction and holds together.... |
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pH scale |
Scale from 0-14 showing the concentration of ions. Less than 7 is acidic |
Acidic and basic |
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Acid |
pH less than 7. More dissolved hydrogen ions than hydroxide ions |
Less |
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Base |
pH more than 7. More dissolved hydroxide ions than hydrogen ions |
More |
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Organic compounds
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Where carbon atoms are combined with hydrogen and usually oxygen atoms
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Organic compounds
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Where carbon atoms are combined with hydrogen and usually oxygen atoms
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---- Combined with ----
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Macromolecules
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Large complex molecules
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Polysaccharide
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A complex carbohydrate made of many simple sugars bonded in a chain
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Polypeptide
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Long chain of chemically bonded amino acids
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Peptide bond
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A covalent chemical bond formed between 2 amino acids
Bonds amino group of amino acid to carboxyl of the next |
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Nucleic acids
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DNA or RNA
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Monosaccharides
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A simple sugar with 3-7 carbon atoms in carbon skeleton
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Macromolecules
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Large complex molecules
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Carbohydrates
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Organic compound made of carbon, hydrogen and oxygen (hydrogen and oxygen are a 2:1 ratio)
Examples: sugar, starches and cellulose |
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Lipids
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Fat, oil, wax or fat like
Usually has Fatty acids in molecular structure |
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Disaccharide
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A Double sugar made of chemically bonded simple sugars
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Nucleic acids
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DNA or RNA
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Monosaccharides
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A simple sugar with 3-7 carbon atoms in carbon skeleton
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Peptide bond
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A covalent chemical bond formed between 2 amino acids
Bonds amino group of amino acid to carboxyl of the next |
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Amino acids
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Small molecules that contain carbon, hydrogen, oxygen and nitrogen atoms
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Nucleotides
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A subunit of DNA and RNA made of 5-carbon sugar, nitrogen base, and a phosphate group
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