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Chemistry — Second Secondary

Chemistry — Second Secondary

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Chemistry — Second Secondary 2026/2027

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Quiz

Chapter 3 — The Periodic Table and Classification of Elements — Picture questions (exam style)

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  • Questions count: 10
  • Passing grade: 60%
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1.
Rank the shaded elements in the periodic table shown in decreasing first ionisation energy.
Rank the shaded elements in the periodic table shown in decreasing first ionisation energy.
S > Br > O
S > O > Br
Br > O > S
O > S > Br
2.
The figure shows the electron arrangement of an atom in its main energy levels. Which option is correct?
The figure shows the electron arrangement of an atom in its main energy levels. Which option is correct?
element Be (Z = 4), period 2, group 1
element He (Z = 2), period 2, group 1
element Be (Z = 4), period 3, group 1
element Li (Z = 3), period 2, group 1
3.
Rank the shaded elements in the periodic table shown in decreasing electronegativity.
Rank the shaded elements in the periodic table shown in decreasing electronegativity.
Cl > C > Na
Na > C > Cl
C > Cl > Na
Na > Cl > C
4.
The figure shows the electron arrangement of an atom in its main energy levels. Which option is correct?
The figure shows the electron arrangement of an atom in its main energy levels. Which option is correct?
element K (Z = 19), period 4, group 1
element K (Z = 19), period 1, group 4
element K (Z = 19), period 5, group 1
element Ca (Z = 20), period 1, group 4
5.
The figure shows the electron arrangement of an atom in its main energy levels. Which option is correct?
The figure shows the electron arrangement of an atom in its main energy levels. Which option is correct?
element Ar (Z = 18), period 4, group 18
element Cl (Z = 17), period 4, group 18
element Ar (Z = 18), period 3, group 18
element Cl (Z = 17), period 8, group 3
6.
The figure shows the electron arrangement of an atom in its main energy levels. Which option is correct?
The figure shows the electron arrangement of an atom in its main energy levels. Which option is correct?
element S (Z = 16), period 6, group 3
element P (Z = 15), period 4, group 6
element Cl (Z = 17), period 4, group 6
element S (Z = 16), period 3, group 16
7.
Rank the shaded elements in the periodic table shown in decreasing atomic radius.
Rank the shaded elements in the periodic table shown in decreasing atomic radius.
Si > Li > Al
Li > Al > Si
Al > Li > Si
Al > Si > Li
8.
The figure shows the electron arrangement of an atom in its main energy levels. Which option is correct?
The figure shows the electron arrangement of an atom in its main energy levels. Which option is correct?
element O (Z = 8), period 2, group 17
element F (Z = 9), period 7, group 2
element F (Z = 9), period 2, group 17
element F (Z = 9), period 3, group 7
9.
Rank the shaded elements in the periodic table shown in decreasing first ionisation energy.
Rank the shaded elements in the periodic table shown in decreasing first ionisation energy.
F > N > Si
Si > N > F
N > F > Si
N > Si > F
10.
Rank the shaded elements in the periodic table shown in decreasing atomic radius.
Rank the shaded elements in the periodic table shown in decreasing atomic radius.
H > N > P
N > H > P
N > P > H
P > N > H
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