Vocabulary
The Nature of Matter
Properties of Water
Carbon Compounds
Chem Reactions & Enzymes
100
a pure substance that consists entirely of one type of atom
what is an element
100
the name and charge for the three subatomic particles in an atom
What is proton +, electron - , neutron 0
100
a molecule that has a partial negative charge on one side and a partial positive charge on the other would be what type of molecule
What is polar
100
the element that all organic compounds contain
What is carbon
100
cells contain thousands of different enzymes (true or false)
What is true
200
atoms of the same element that differ in number of neutrons
What is an isotope
200
If an atom only has 6 outer electrons, will it gain or lose electrons to form an ionic bond
What is gain two electrons
200
does a water molecule have a charge
What is no, it is neutral
200
polymers made from amino acids
What is proteins
200
this happens to chemical bonds during a chemical reaction
What is bonds change (made or broken)
300
the basic unit of all matter
What is an atom
300
covalent bonds are formed by doing what between electrons
What is sharing electrons
300
the world's greatest solvent
What is water
300
long carbon-hydrogen chains linked by double covalent bonds
What is unsaturated fat/lipid
300
reactions that take will not occur without a source of energy
What is energy absorbing reactions
400
an attraction between molecules of different substances
What is adhesion
400
If the outer energy level of an atom is filled with electrons will it react
What is no - it will not react
400
when the hydrogen from one water molecule bonds with the oxygen from another water molecule it is called
What is a hydrogen bond
400
name two nucleic acids
What is DNA & RNA
400
a way to lower the activation energy required for a chemical reaction
What is addition of an enzyme or catalyts
500
a substance that speeds up the rate of a chemical reaction
What is catalyst (enzyme also acceptable)
500
If an atom has four outermost electrons, how many covalent bonds can it form
What is four
500
a water solution that has an increased concentration of H+ ions would be considered
What is an acid
500
animals store glucose in their liver in what form
What is glycogen
500
at what location on an enzyme to substrates bind
What is the active site
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