Chemistry

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  • Created by: Dion
  • Created on: 21-10-14 21:09
what is the simplest particle that can live on its own
an Atom
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what are the 3 subatomic particles atoms can be split into
protons, electrons and neutrons
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what is the mass charge and location of a neutron
mass= 1 charge= 0 location= nucleus
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what is the mass charge and location of a proton
mass= 1 charge= +1 location= nucleus
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what is the mass charge and location of an electron
mass= 1/1840 charge= -1 location= shells
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what is the atomic number
the number of protons
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what is the mass number
the number of protons and neutrons
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what are atoms
neutral
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what are unreactive non-metals called
nobel gases
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which group are nobel gases
group O
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what is a nobel gas
an atom with a full outer shell
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how many elements are there approximately
120
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which group are nobel gases
group O
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what is a nobel gas
an atom with a full outer shell
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how many elements are there approximately
120
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what is different about Dmitri Mandeleev's periodic table
the elements were ordered by atomic mass and there were gaps
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what is our periodic table like now
the
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which group are nobel gases
group O
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what is a nobel gas
an atom with a full outer shell
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how many elements are there approximately
120
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what is different about Dmitri Mandeleev's periodic table
the elements were ordered by atomic mass and there were gaps
21 of 68
what is our periodic table like now
the elements are ordered by increasing atomic number and there are no gaps
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rows are called...
periods
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which group are nobel gases
group O
24 of 68
what is a nobel gas
an atom with a full outer shell
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how many elements are there approximately
120
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what is different about Dmitri Mandeleev's periodic table
the elements were ordered by atomic mass and there were gaps
27 of 68
what is our periodic table like now
the elements are ordered by increasing atomic number and there are no gaps
28 of 68
rows are called...
periods
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columns are called....
groups
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what is the period number equal to
the number of electron shells
31 of 68
what is the group number equal to
the
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which group are nobel gases
group O
33 of 68
what is a nobel gas
an atom with a full outer shell
34 of 68
how many elements are there approximately
120
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what is different about Dmitri Mandeleev's periodic table
the elements were ordered by atomic mass and there were gaps
36 of 68
what is our periodic table like now
the elements are ordered by increasing atomic number and there are no gaps
37 of 68
rows are called...
periods
38 of 68
columns are called....
groups
39 of 68
what is the period number equal to
the number of electron shells
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what is the group number equal to
the number of electrons in the outer shell
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what does group 1 contain
alkali metals, the most reactive metals
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what does group 7 contain
the halogens
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which group are nobel gases
group O
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what is a nobel gas
an atom with a full outer shell
45 of 68
how many elements are there approximately
120
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what is different about Dmitri Mandeleev's periodic table
the elements were ordered by atomic mass and there were gaps
47 of 68
what is our periodic table like now
the elements are ordered by increasing atomic number and there are no gaps
48 of 68
rows are called...
periods
49 of 68
columns are called....
groups
50 of 68
what is the period number equal to
the number of electron shells
51 of 68
what is the group number equal to
the number of electrons in the outer shell
52 of 68
what does group 1 contain
alkali metals, the most reactive metals
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what does group 7 contain
the halogens, the most reactive non-metals
54 of 68
what does group O contain
The nobel gases, unreactive non-metals
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which group are nobel gases
group O
56 of 68
what is a nobel gas
an atom with a full outer shell
57 of 68
how many elements are there approximately
120
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what is different about Dmitri Mandeleev's periodic table
the elements were ordered by atomic mass and there were gaps
59 of 68
what is our periodic table like now
the elements are ordered by increasing atomic number and there are no gaps
60 of 68
rows are called...
periods
61 of 68
columns are called....
groups
62 of 68
what is the period number equal to
the number of electron shells
63 of 68
what is the group number equal to
the number of electrons in the outer shell
64 of 68
what does group 1 contain
alkali metals, the most reactive metals
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what does group 7 contain
the halogens, the most reactive non-metals
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what does group O contain
The nobel gases, unreactive non-metals
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who invented the periodic table
Dmitri Mandeleev
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Other cards in this set

Card 2

Front

what are the 3 subatomic particles atoms can be split into

Back

protons, electrons and neutrons

Card 3

Front

what is the mass charge and location of a neutron

Back

Preview of the front of card 3

Card 4

Front

what is the mass charge and location of a proton

Back

Preview of the front of card 4

Card 5

Front

what is the mass charge and location of an electron

Back

Preview of the front of card 5
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