What Are the Key Trends in Periodic Properties of Elements?
Master NEET Chemistry scoring with this Classification of Elements and Periodicity in Properties MCQ practice page. Get 20 exam-style questions covering periodic table logic, property trends, exceptions, and classification—aligned for the NEET 2025 pattern. Each MCQ comes with solutions and instant answer keys to boost your concept clarity and accuracy for NEET.
What are MCQs for Classification of Elements and Periodicity in Properties?
MCQs on Classification of Elements and Periodicity in Properties test your understanding of how elements are organized in the periodic table, periodic law, and trends in chemical as well as physical properties. These questions are essential for NEET Chemistry as they evaluate your ability to recognize patterns, trends, and exceptions critical to exam success.
Why Practice NEET MCQs on Classification of Elements and Periodicity?
Practicing NEET-level MCQs sharpens your speed, boosts familiarity with question formats, and reveals your strengths and weak areas. This targeted MCQ practice helps you revise periodic properties, classification types, and recall tricky trend exceptions, increasing your chance of getting full marks in NEET Chemistry.
Practice MCQs: Classification of Elements and Periodicity in Properties
-
Who is known as the father of the modern periodic table?
A. Dmitri Mendeleev
B. Henry Moseley
C. Lothar Meyer
D. J.J. Thomson
-
In Mendeleev’s periodic table, elements are arranged in order of increasing:
A. Atomic number
B. Atomic mass
C. Mass number
D. Number of isotopes
-
Which group in the modern periodic table is known as noble gases?
A. Group 16
B. Group 1
C. Group 18
D. Group 17
-
Modern periodic law is based on which property?
A. Atomic mass
B. Atomic number
C. Atomic volume
D. Atomic radius
-
Which period in the periodic table contains the maximum number of elements?
A. First
B. Second
C. Third
D. Sixth
-
What is the general electronic configuration for s-block elements?
A. ns1-2
B. ns2np1-6
C. (n-1)d1-10ns0-2
D. (n-2)f1-14(n-1)d0-1ns2
-
Which of the following increases down a group in the periodic table?
A. Electronegativity
B. Ionization enthalpy
C. Atomic radius
D. Non-metallic character
-
Across a period from left to right, which property generally increases?
A. Atomic radius
B. Metallic character
C. Ionization energy
D. Basic nature of oxides
-
Identify the period and group of the element with atomic number 15.
A. Period 2, Group 15
B. Period 3, Group 15
C. Period 3, Group 14
D. Period 4, Group 14
-
Which pair shows a diagonal relationship in the periodic table?
A. Li and Na
B. Be and Mg
C. Be and Al
D. B and Al
-
Which of the following is NOT a property of transition elements (d-block)?
A. Variable oxidation states
B. High melting and boiling points
C. Poor conductivity
D. Formation of colored ions
-
Chlorine, bromine, and iodine belong to which group?
A. 16
B. 13
C. 17
D. 18
-
Which element has the highest electronegativity?
A. Oxygen
B. Fluorine
C. Sulphur
D. Chlorine
-
The atomic number of magnesium is:
A. 20
B. 8
C. 12
D. 24
-
Down a group, metallic character:
A. Increases
B. Decreases
C. Remains constant
D. First decreases then increases
-
Which block contains the inner transition elements?
A. s-block
B. p-block
C. d-block
D. f-block
-
Periodicity in properties is due to:
A. Repetition in atomic weights
B. Repetition in number of neutrons
C. Repetition in electronic configuration
D. None of these
-
Which of the following is a metalloid?
A. Zinc
B. Antimony
C. Sulphur
D. Potassium
-
Which group is called alkali metals?
A. Group 2
B. Group 1
C. Group 13
D. Group 17
-
Eka-aluminium predicted by Mendeleev was later discovered as:
A. Scandium
B. Germanium
C. Gallium
D. Technetium
MCQ Answer Key
| Q.No. | Answer | Explanation |
|---|---|---|
| 1 | B | Henry Moseley established atomic number as basis for periodic table. |
| 2 | B | Mendeleev’s table is based on increasing atomic mass. |
| 3 | C | Group 18 elements are noble gases. |
| 4 | B | Modern periodic law relates to atomic number, not atomic mass. |
| 5 | D | Sixth period has 32 elements, the maximum. |
| 6 | A | s-block general configuration: ns1-2. |
| 7 | C | Atomic radius increases down a group due to additional shells. |
| 8 | C | Ionization energy increases left to right across a period. |
| 9 | B | Atomic number 15: phosphorus (Period 3, Group 15). |
| 10 | C | Be and Al show diagonal relationship (Period 2/3, Groups 2/13). |
| 11 | C | Transition elements are good conductors, not poor. |
| 12 | C | Group 17 elements: halogens (Cl, Br, I). |
| 13 | B | Fluorine is the most electronegative element. |
| 14 | C | Magnesium's atomic number is 12. |
| 15 | A | Metallic character increases down a group. |
| 16 | D | Inner transition elements belong to f-block. |
| 17 | C | Periodicity is due to recurring electronic configurations. |
| 18 | B | Antimony (Sb) is classified as a metalloid. |
| 19 | B | Group 1 elements are alkali metals. |
| 20 | C | Gallium was discovered as eka-aluminium predicted by Mendeleev. |
Explanations clarify reasoning behind each answer and help students understand important NEET concepts.
How These MCQs Help in NEET
Practicing classification of elements and periodicity in properties MCQs builds conceptual clarity, strengthens memory chains, and polishes your speed for NEET Chemistry. Reviewing answer explanations cements logic behind trends and exceptions, enabling you to tackle advanced MCQs with confidence in the real exam.
Tips, Next Steps, and More Practice
- Revise periodic table groups, periods, and trends daily for accuracy.
- Review periodic table MCQs on Vedantu for more in-depth practice.
- Link this chapter with atomic structure MCQs for a solid foundation.
- Attempt full-length mocks like the Chemistry full syllabus mock test for score analytics.
- Analyze wrong answers to avoid common traps and boost marks in NEET Chemistry.
Consistent NEET MCQ practice on Classification of Elements and Periodicity in Properties ensures thorough understanding and retention for exam day. Vedantu’s expert-crafted sets, instant answer keys, and linked mock tests set you up for Chemistry mastery and a higher NEET score.
FAQs on Classification Of Elements And Periodicity In Properties MCQ Practice
1. What is the classification of elements and periodicity in properties?
Classification of elements and periodicity in properties refers to the systematic arrangement of elements and the recurring trends found in their physical and chemical properties.
- Elements are grouped based on similarities in atomic number and electronic configuration.
- Periodicity means that certain properties repeat at regular intervals in the modern periodic table.
- Key periodic properties include atomic radius, ionization energy, electronegativity, and electron gain enthalpy.
- This concept is crucial for NEET Chemistry as many questions test understanding of trends and exceptions.
2. What are the properties of elements mainly based on Mcq?
Properties of elements in MCQs are mainly based on their position in the periodic table and electronic configuration.
- Common NEET MCQs ask about periodic trends like atomic size, ionization energy, electronegativity, and metallic/non-metallic character.
- Questions often require comparing properties among groups and periods or predicting trends for unknown elements.
3. What are the 7 properties of the periodic table?
The 7 major properties observed in the periodic table are:
- Atomic Radius
- Ionization Energy
- Electron Gain Enthalpy
- Electronegativity
- Metallic and Non-metallic Character
- Valency
- Electronic Configuration
4. What is periodicity in NEET Class 11?
Periodicity in NEET Class 11 describes the repetition of similar physical and chemical properties of elements at regular intervals when arranged by increasing atomic number in the periodic table.
- It results from repeating patterns in electronic configuration.
- Key periodic trends asked in NEET include atomic size, ionization energy, and electronegativity.
5. How many questions from periodic table in NEET?
On average, 2–4 questions based on the periodic table and classification of elements appear in NEET Chemistry.
- Questions may cover trends, group properties, exceptions, and application-based MCQs.
- Regular chapterwise practice is key to score full marks in this section.
6. How are periodic trends asked in NEET Chemistry exams?
In NEET Chemistry, periodic trends are tested using MCQs that compare the properties of elements or ask about exceptions.
- Frequently tested trends: atomic/ionic radius, ionization energy, electron affinity, metallic vs non-metallic character.
- Questions may ask you to order elements by a property or predict reactivity based on their location in the periodic table.
7. How do I analyze my mistakes and improve using scoring analytics?
Analyzing mistakes with scoring analytics helps identify weak concepts and boost NEET performance.
- Review detailed solutions for incorrectly answered MCQs.
- Check accuracy and speed for each question.
- Focus revision on trends or exceptions where errors are frequent.
- Track progress chapterwise to see improvement over time.
8. Does this practice test follow the latest NEET pattern and negative marking rules?
Yes, this NEET Chemistry practice test is designed as per the latest pattern:
- 25 MCQs with 4 marks each.
- 1 mark negative marking for every incorrect answer.
- Instant answer keys and explanations are provided for accurate self-evaluation.
9. Can I download the Classification of Elements and Periodicity in Properties MCQ PDF with solutions?
Yes, you can usually download a PDF containing Classification of Elements and Periodicity in Properties MCQs with detailed solutions.
- This aids in offline NEET revision and quick topic-wise practice.
- Check if the MCQ test page offers a PDF download option after attempting the quiz.
10. What are the most effective time management strategies for NEET Chemistry MCQs on periodicity?
Effective time management for NEET Chemistry MCQs on periodicity includes:
- Skim all options before selecting; prioritize easier questions first.
- Allocate about 1 minute per MCQ (25 questions = 30 minutes total).
- Flag and revisit tricky exception-based questions if unsure.
- Review wrong answers using instant keys to improve speed for future tests.
