Transcript Periodicity – A-level Revision Session

Periodicity – A-level
Revision Session
Don’t worry – this isn’t being
assessed!
Before we start…
Describe and explain the trend
in atomic radius across a
period.
Which has the highest 1st ionisation
energy?
1.
Sodium
2.
Caesium
3.
Lithium
4.
Potassium
1% 11%
12%
76%
Sodium
Caesium
Lithium
Potassium
Which has the highest 1st ionisation
energy?
1.
Sodium
2.
Chlorine
3.
Phosphorus
4.
Magnesium
3%8%
26%
63%
Sodium
Chlorine
Phosphorus
Magnesium
What’s the oxidation state of
Manganese in MnO4-?
A.
2
B.
3
C.
4
D.
5
E.
6
F.
7
3%2%
2%
3%
2%
87%
2
3
4
5
6
7
What’s the oxidation state of
Phosphorus in P4O6?
A.
2
B.
3
C.
4
D.
5
E.
6
F.
7
2%
01%
0%
%
1%
96%
2
3
4
5
6
7
What’s the oxidation state of Xenon
in XeO3F2?
A.
4
B.
5
C.
6
D.
8
E.
10
F.
12
3%
0%4%2%
0%
90%
4
5
6
8
10
12
What’s hybridisation of carbon in
C 2H 4?
A.
sp
B.
sp2
C.
sp3
D.
sp3d2
14%
1%
0%
85%
sp
sp2
sp3
sp3d2
What’s hybridisation of boron in
BCl3?
A.
sp
B.
sp2
C.
sp3
D.
sp3d2
2%
14%
23%
60%
sp
sp2
sp3
sp3d2
What is the valence shell electronic
configuration in F?
A.
1s2 2s2 2p4
B.
2s2 2p5
C.
1s2 2s2 2p5
D.
1s2 2s2 2p6 3s2 3p5
E.
3s2 3p5
0%5%1%
29%
65%
1s2 2s2 2p4
1s2 2s2 2p5
3s2 3p5
2s2 2p5
1s2 2s2 2p6 3s2 3p5
Which has the highest
electronegativity?
A.
Potassium
B.
Nitrogen
C.
Calcium
D.
Boron
E.
Carbon
1%4%2%
1%
91%
Potassium
Nitrogen
Calcium
Boron
Carbon
Which has the lowest
electronegativity?
A.
Potassium
B.
Nitrogen
C.
Calcium
D.
Boron
E.
Carbon
0%
11% 1%
0%
88%
Potassium
Nitrogen
Calcium
Boron
Carbon
Which bond would be the more
polarised?
A.
Cl-F
B.
Br-Cl
C.
I-F
D.
Br-F
E.
I-Br
1% 9% 4%
2%
84%
Cl-F
Br-Cl
I-F
Br-F
I-Br
Which of these bonds have the
correct polarities labelled?
1.
A&B
2.
A&C
3.
B&C
4.
A&D
5.
B&D
6.
C&D
7.
A, B & C
8.
A, B & D
d+
d-
d-
d+
B
A
d+
d-
d-
d+
C
D
10%
%
2%1%
4%1%
90%
A&B
A&C
B&C
A&D
B&D
C&D
A, B & C
A, B & D
Which oxidation states are found in
phosphorus compounds?
A.
1, 3, 5
B.
3, 5
C.
3, 5, 6
D.
1, 2, 3, 6
E.
1, 2, 5, 6
21%
3%2%
24%
49%
1, 3, 5
3, 5
3, 5, 6
1, 2, 3, 6
1, 2, 5, 6
Which has the lowest thermal
stability?
A.
CaCO3
B.
SrCO3
C.
MgCO3
D.
BaCO3
2% 8%
33%
58%
CaCO3
SrCO3
MgCO3
BaCO3
What is the correct order in terms of
lattice enthalpy?
A.
KCl > MgCl2 > NaCl > MgO
B.
13%
C.
NaCl > KCl > MgO > MgCl2
45%
MgCl2 > MgO > KCl > NaCl
D.
MgO > MgCl2 > NaCl > KCl
25%
17%
KCl > MgCl2 > NaC...
NaCl > KCl > MgO ...
MgCl2 > MgO > KCl...
MgO > MgCl2 > NaC...
Which of the following bonds would you
expect to be the strongest?
A.
Si-Si
B.
Ge-Ge
C.
Sn-Sn
D.
Pb-Pb
14%
1%
3%
82%
Si-Si
Ge-Ge
Sn-Sn
Pb-Pb
Which of these has the ions in the correct
order of size?
A.
I- > S2- > Li+ > F-
B.
I- > S2- > F- > Li+
C.
S2- > I- > Li+ > F-
D.
F- > I- > Li+ > S2-
E.
I- > Li+ > S2- > F-
14%
6%
2%
13%
65%
I- > S2- > Li+ > F-
I- > S2- > F- > Li+
F- > I- > Li+ > S2-
I- > Li+ > S2- > F-
S2- > I- > Li+ > F-