Free NEET Mock Tests for Classification of Elements and Periodicity in Properties

Why Master Classification of Elements for NEET Exam

Classification of Elements and Periodicity in Properties is a foundational NEET Chemistry chapter, contributing 2-3 questions (8-12 marks) to the 180-mark section—a scoring opportunity for NEET Exam aspirants. Understanding periodic trends and block properties sets the stage for success across Chemistry. Onlineneetcoaching.in offers 20 free chapter-wise NEET mock tests for this chapter, each with 10-20 questions, crafted from 25 years of NEET trends. With 200-300 practice questions, our Chemistry chapter-wise NEET mock tests Exam ensure you ace periodic trends, ionization energy, and more—start practicing today to boost your rank!

Key Syllabus Topics and Updates

The NEET Exam syllabus for this chapter covers the genesis of periodic classification, Mendeleev’s periodic table (e.g., Eka-silicon as Ge), modern periodic law, periods and groups, s, p, d, f-block elements, periodic trends (atomic/ionic radii, ionization enthalpy, electronegativity, electron gain enthalpy), diagonal relationships (e.g., Li-Mg), and chemical properties (oxides, hydrides, halides). No major syllabus cuts for Exam—focus remains on trends (e.g., ionization enthalpy increases across periods) and exceptions (e.g., N’s stability). Our 20 chapter-wise NEET mock tests target these high-yield areas—practice questions like “Which has higher 2nd ionization enthalpy: Na or Mg?” to excel.

How to Score Well in Classification of Elements

Here’s your guide to nailing this chapter’s 2-3 NEET questions with our 20 free chapter-wise NEET mock tests:

• Master Periodic Trends: Understand atomic radius (decreases across periods), ionization enthalpy (e.g., B > Be), electronegativity, and electron affinity—predict values for unfamiliar elements. Our 200-300 mock test questions drill these trends.
• Practice Comparative Questions: NEET loves “highest/lowest” MCQs (e.g., “Which has the largest radius: Na, Mg, or Al?”)—solve 50-60 numerical and reasoning problems in our Chemistry chapter-wise NEET mock tests Exam.
• Memorize Key Exceptions: Learn quirks like F’s lower electron gain enthalpy than Cl or N’s half-filled stability (1s²2s²2p³)—frequent in MCQs. Test these in our mock sets.
• Know Electronic Configurations: Master s, p, d, f-block configs, especially exceptions (e.g., Cr: 3d⁵4s¹, Cu: 3d¹⁰4s¹)—practice writing them fast with our timed tests.
• Use Mnemonics for Groups: Recall group names—chalcogens (Group 16), pnictogens (Group 20)—with “Chalk Opens Pnicely” and their oxide/hydride traits. Reinforce via our 20 mock tests.
• Visualize the Periodic Table: Use a chart to see trends (e.g., radius increases down groups)—our test solutions include visuals for clarity.

Most Important Topics for NEET

Prioritize these high-yield topics in our 20 chapter-wise NEET mock tests:

• Periodic Trends: Atomic/ionic radii, ionization enthalpy (1st, 2nd, 3rd), electronegativity, electron gain enthalpy—60-70% of questions hinge on these.
• Block Classification: s-block (alkali metals), p-block (inert pair effect), d-block (variable oxidation states, e.g., Fe²⁺/Fe³⁺), f-block (lanthanides)—key properties tested.
• Chemical Properties: Oxide nature (e.g., Na₂O basic, CO₂ acidic), hydrides (e.g., NH₃ vs. PH₃ bond angles), compounds (e.g., Al₂O₃ amphoteric)—NEET staples.
• Historical Development: Mendeleev’s predictions (e.g., Eka-aluminium as Ga) and modern table features (18 groups)—conceptual MCQs.
• Diagonal Relationships: Li-Mg, Be-Al, B-Si similarities—often in tricky questions.

Common Mistakes to Avoid

Avoid these slip-ups with instant feedback from our 20 Chemistry chapter-wise NEET mock tests:

• Ignoring Exceptions: Missing N > O ionization enthalpy (half-filled 2p³) or Be’s anomaly—revise exceptions thoroughly.
• Confusing Ionization Enthalpies: Mixing 1st vs. 2nd (e.g., Mg’s 2nd > Na’s)—practice multi-step questions.
• Misinterpreting Trends: Assuming linear patterns (e.g., radius drops across periods, rises down groups)—use our periodic table visuals.
• Oxide/Hydride Confusion: Mistaking SiO₂ (acidic) for basic or NH₃ (107°) vs. PH₃ (93°) angles—tabulate group properties.
• Overlooking d/f-Block: Forgetting Mn’s +7 (Mn₂O₇) or f-block configs (e.g., Ce: [Xe]4f¹5d¹6s²)—our tests cover these.

Quick Strategy to Ace This Chapter

Maximize your prep with these tips and our 20 chapter-wise NEET mock tests:

• Focus Areas: Trends (50%), block properties (30%), historical aspects (20%)—prioritize in study.
• Practice Intensely: Solve 50-100 MCQs from past NEET papers and our Chemistry chapter-wise NEET mock tests Exam—aim for 90% accuracy.
• Revise Smartly: Chart trends (e.g., IE: Li < Na < K down Group 1), exceptions, and compounds—review weekly.
• Study Plan: Week 1 (trends, blocks), Week 2 (properties, exceptions), Week 3 (historical, relationships), Week 4 (revise + 5 mock tests).

With 20 free Chemistry chapter-wise NEET mock tests Exam, Onlineneetcoaching.in delivers 200-300 questions to turn Classification of Elements into a scoring edge—practice daily for those 2-3 marks!