Periodic Table Practice Questions
HSC/SSC (Bangladesh) · HSC Chemistry · 126 free MCQs with instant results and detailed explanations.
126
Total
36
Easy
65
Medium
25
Hard
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Sample Questions from Periodic Table
Here are 10 sample questions. Start a quiz to get randomized questions with scoring.
Q1
Easy
Which of the following elements is a noble gas?
A.
Neon
B.
Chlorine
C.
Oxygen
D.
Sodium
Show Answer & Explanation
Correct Answer: A
Neon is a noble gas, characterized by its lack of reactivity due to a complete outer shell of electrons. This makes it distinct from the other elements listed.
Q2
Easy
Which of the following is a property of metals?
A.
Brittleness
B.
High electrical conductivity
C.
Low melting points
D.
Gaseous state at room temperature
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Correct Answer: B
Metals are known for their high electrical conductivity due to the presence of free-moving electrons, distinguishing them from non-metals and metalloids.
Q3
Easy
Which of the following elements is located in Group 17 of the periodic table?
A.
Fluorine
B.
Magnesium
C.
Sodium
D.
Calcium
Show Answer & Explanation
Correct Answer: A
Fluorine is in Group 17 (the halogens) of the periodic table, characterized by its highly reactive nature.
Q4
Medium
Which of the following elements is most likely to form a +2 oxidation state?
A.
Calcium
B.
Potassium
C.
Sodium
D.
Aluminum
Show Answer & Explanation
Correct Answer: A
Calcium, being an alkaline earth metal, commonly loses two electrons to achieve a stable electron configuration, leading to a +2 oxidation state.
Q5
Medium
Which group of the periodic table is known as the halogens?
A.
Group 1
B.
Group 17
C.
Group 16
D.
Group 14
Show Answer & Explanation
Correct Answer: B
Group 17 elements are called halogens, which include fluorine, chlorine, bromine, iodine, and astatine, known for their reactivity.
Q6
Medium
What is the primary characteristic that distinguishes metals from non-metals in the periodic table?
A.
Electrical conductivity
B.
Atomic size
C.
Melting point
D.
Density
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Correct Answer: A
Metals are primarily distinguished from non-metals by their ability to conduct electricity, whereas non-metals are generally poor conductors.
Q7
Medium
Which of the following elements has the highest electronegativity according to the periodic table?
A.
Francium
B.
Fluorine
C.
Chlorine
D.
Oxygen
Show Answer & Explanation
Correct Answer: B
Fluorine has the highest electronegativity value of 4.0 on the Pauling scale, making it the most electronegative element.
Q8
Hard
Which of the following elements has the highest electronegativity value according to the Pauling scale?
A.
Fluorine
B.
Oxygen
C.
Nitrogen
D.
Chlorine
Show Answer & Explanation
Correct Answer: A
Fluorine has the highest electronegativity value of 4.0 on the Pauling scale, making it the most electronegative element. This characteristic allows it to attract electrons more strongly than other elements.
Q9
Hard
If the atomic radius of lithium (Li) is 152 pm and that of potassium (K) is 227 pm, which trend can be inferred about the atomic radii of elements in the same group of the periodic table?
A.
Atomic radius decreases down the group.
B.
Atomic radius increases down the group.
C.
Atomic radius remains constant down the group.
D.
Atomic radius varies unpredictably down the group.
Show Answer & Explanation
Correct Answer: B
The atomic radius increases down a group in the periodic table due to the addition of electron shells, which outweighs the increasing nuclear charge. Thus, potassium is larger than lithium.
Q10
Hard
Which element in the periodic table has the highest electronegativity and is known to form strong bonds with other elements?
A.
Fluorine
B.
Chlorine
C.
Oxygen
D.
Nitrogen
Show Answer & Explanation
Correct Answer: A
Fluorine has the highest electronegativity of all elements, making it extremely effective at forming strong bonds with other elements. This property is due to its small atomic size and high effective nuclear charge.
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Periodic Table — HSC/SSC (Bangladesh) HSC Chemistry Practice Questions Online
This page contains 126 practice MCQs for the chapter Periodic Table in HSC/SSC (Bangladesh) HSC Chemistry. The questions are organized by difficulty — 36 easy, 65 medium, 25 hard — so you can choose the right level for your preparation.
Every question includes a detailed explanation to help you understand the concept, not just memorize answers. Take a timed quiz to simulate exam conditions, or practice at your own pace with no time limit.