Should create electron structures for given atoms Could work out Ar of given elements Starter What is abundance Fill in the table Subatomic ID: 779451
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Slide1
C2 Topic 1 revision
Must describe how Mendeleev structured his periodic table.
Should create electron structures for given atoms.
Could work out
Ar
of given elements.
------------------------------------------------
Starter: What is abundance?
Slide2Fill in the table
Subatomic
particle
Charge
Mass
Location
Proton
Neutron
Electron
Slide3Find the proton, electron and neutron number for these elements:
Pt
Sb
Po
Te
Slide4Mendeleev
What was unique about his periodic table?
How did he order his periodic table?
How many more protons does Zn have than Ca?
Slide5Drawing electron structures.
How many electrons are allowed on the 3
rd
shell.Draw the structure of these atoms with electron configurations.
Ca
F
Al
Slide6Periodic table
What does group number tell you about electron structure?
What does period number tell you about electron structure for the 1
st
20 elements?
What charge does a group 3 element have?
What charge does a group 5 element have?
What charge do group 4 elements possess?
Slide7Isotopes
What is an isotope?
What is
Ar
?
How do you work out
Ar
?
Here are two isotopes of carbon: C
12
and C
14
How do these two isotopes of carbon differ?
Slide8Exam question.
75% of chlorine is Cl
35
, 25% is Cl
37
... What is the
Ar
of
Cl
?
What is the relative atomic mass of thallium which is made up from 30 per cent thallium-203 and 70 per cent thallium-205?