AP EAPCET Chemistry Important Questions 2027: Important Topics & Weightage
Mishika Gupta21 Sept, 2026
Preparing for AP EAPCET Chemistry involves more than reading concepts because the exam frequently tests application-based questions from Physical, Organic, and Inorganic Chemistry. Identifying high-weightage chapters and practising important questions can help you recognise important patterns and improve your problem-solving speed.
The AP EAPCET Chemistry Important Questions 2027 below are selected from previous years' papers and cover frequently tested concepts across different chapters. Use this practice set to revise important topics, check your understanding, and strengthen your preparation before attempting mock tests.
AP EAPCET Chemistry Important Questions 2027
These questions are based on previous AP EAPCET trends and help you practise important concepts from high-weightage Chemistry chapters.
Important Questions with Answers
Q1. 4 mL of X volume H₂O₂ on heating gives 80 mL of oxygen at STP. The value of X is:
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A) 10
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B) 20
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C) 15
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D) 40
Answer: B) 20
Q2. Identify the air pollutant which in high concentration leads to stiffness of flower buds:
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A) CO₂
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B) SO₂
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C) CO
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D) CH₄
Answer: B) SO₂
Q3. The IUPAC name of diacetone alcohol is:
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A) 4-hydroxy pentan-2,4-dione
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B) 3-hydroxy pentan-2,4-dione
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C) 4-hydroxy-4-methyl pentan-2-one
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D) 4-hydroxy-3-methyl pentan-2-one
Answer: C) 4-hydroxy-4-methyl pentan-2-one
Q4. The reaction of benzene diazonium chloride with Cu and HCl is known as:
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A) Sandmeyer reaction
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B) Etard reaction
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C) Finkelstein reaction
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D) Gattermann reaction
Answer: D) Gattermann reaction
Q5. When ethyl bromide and n-propyl bromide react with sodium in dry ether, how many different alkanes are formed?
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A) 1
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B) 2
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C) 3
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D) 4
Answer: C) 3
Q6. Which amino acid possesses two chiral centres?
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A) Leucine
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B) Valine
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C) Serine
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D) Threonine
Answer: D) Threonine
Q7. The composition of siderite ore is:
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A) FeCO₃
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B) ZnCO₃
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C) CuCO₃·Cu(OH)₂
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D) CuFeS₂
Answer: A) FeCO₃
Q8. Amino acid X contains a phenolic hydroxy group and amino acid Y contains an amide group. X and Y respectively are:
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A) Ser, Arg
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B) Cys, Lys
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C) Thr, Asn
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D) Tyr, Gln
Answer: D) Tyr, Gln
Q9. Identify the element whose monoxide and dioxide are both acidic in nature:
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A) Sn
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B) C
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C) Ge
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D) Pb
Answer: C) Ge
Q10. Blister copper is obtained after removal of slag by:
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A) Self reduction
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B) Reduction with CO
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C) Reduction with coke
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D) Self oxidation
Answer: A) Self reduction
Q11. Which substance is used to remove moisture from ammonia gas?
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A) P₄O₁₀
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B) Anhydrous CaCl₂
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C) Quick lime
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D) Conc. H₂SO₄
Answer: C) Quick lime
Q12. Which complex exhibits optical isomerism?
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A) Co(NH3)5(SO4)Co(NH₃)₅(SO₄)Br
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B) Co(NH3)3Cl3Co(NH₃)₃Cl₃
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C) Co(en)3Co(en)₃Cl₃
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D) Co(NH3)4(NO2)Co(NH₃)₄(NO₂)Cl
Answer: C) Co(en)3Co(en)₃Cl₃
Q13. The –As–As– linkage is present in which medicine?
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A) Prontosil
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B) Sulphapyridine
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C) Salvarsan
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D) Serotonin
Answer: C) Salvarsan
Q14. Which refining method is used for producing semiconductor-grade metals of very high purity?
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A) Liquation
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B) Vapour phase refining
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C) Electrolytic refining
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D) Zone refining
Answer: D) Zone refining
Q15. The Carius method is used to determine the percentage of which element in an organic compound?
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A) Nitrogen
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B) Sulphur
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C) Carbon
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D) Oxygen
Answer: B) Sulphur
AP EAPCET Chemistry Important Questions PDF
After revising these questions, use the AP EAPCET Chemistry Important Questions PDF to practise additional chapter-wise questions and strengthen your exam preparation.
AP EAPCET Chemistry Important Questions PDF
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AP EAPCET Chemistry Important Topics and Chapters
Use the major Chemistry units and chapters to prioritise your preparation. Focus more on chapters that carry higher weightage and require repeated practice, numerical application, and conceptual understanding.
|
Unit |
Important Chapters |
|
Physical Chemistry |
Atomic Structure, Thermodynamics, Chemical Equilibrium, Solutions, Electrochemistry |
|
Inorganic Chemistry |
Periodic Table, Chemical Bonding, p-Block Elements, d- and f-Block Elements, Coordination Compounds |
|
Organic Chemistry |
IUPAC Nomenclature, Haloalkanes & Haloarenes, Alcohols & Phenols, Aldehydes & Ketones, Amines |
|
Environmental Chemistry |
Environmental Pollution, Water and Air Pollution |
|
Biomolecules |
Amino Acids, Proteins, Biomolecules |
|
Metallurgy |
Extraction of Metals, Refining Methods |
AP EAPCET Chemistry Chapter-wise Weightage
The question-wise distribution may vary across AP EAPCET shifts and years. The figures below are indicative only and are provided to help you prioritise Chemistry preparation.
|
Chapter/Unit |
Indicative Questions |
Priority |
|
Organic Chemistry |
14–16 |
Very High |
|
Physical Chemistry |
12–14 |
Very High |
|
Coordination Compounds |
4–6 |
High |
|
Metallurgy |
4–5 |
High |
|
Chemical Bonding |
4–5 |
High |
|
Biomolecules |
3–4 |
Moderate to High |
|
Environmental Chemistry |
2–3 |
Moderate |
|
p-Block Elements |
3–4 |
Moderate |
Note: The question numbers are indicative and may vary across AP EAPCET shifts and years. The actual distribution will be confirmed through the official AP EAPCET 2027 question paper and notification.
AP EAPCET Chemistry Preparation 2027
A focused preparation strategy can help you improve conceptual understanding, numerical accuracy, and speed in Chemistry. Revise high-weightage chapters regularly and combine theory with previous year questions for better results.
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Revise the Syllabus Systematically
Complete the prescribed Chemistry syllabus first and divide chapters into Physical, Organic, and Inorganic sections for structured revision.
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Strengthen NCERT Concepts
Focus on important definitions, reactions, mechanisms, formulas, exceptions, and conceptual facts directly from NCERT.
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Practise Chapter-wise Important Questions
Solve important questions immediately after completing each chapter to reinforce concepts and identify weak areas.
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Solve Previous Year Questions (PYQs)
Practise AP EAPCET Chemistry PYQs to understand the exam pattern, recurring concepts, and application-based questions.
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Attempt Mock Tests Regularly
Take full-length mock tests in exam conditions and analyse both incorrect and time-consuming questions after every attempt.
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Maintain an Error Notebook
Record conceptual mistakes, incorrect reactions, formulas, and numerical errors so they can be revised before the examination.
Consistent revision of Organic Chemistry, Physical Chemistry, Coordination Compounds, Chemical Bonding, Metallurgy, and Biomolecules, along with regular PYQs and mock tests, can significantly improve your AP EAPCET Chemistry 2027 preparation.
AP EAPCET 2027 preparation requires regular revision, conceptual clarity and question practice. PYQs, mock tests and mistake analysis can help improve accuracy and time management. PW provides online coaching and preparation batches for AP EAPCET to support your learning and revision.
AP EAPCET Chemistry Important Questions 2027 FAQs
Are these AP EAPCET Chemistry questions based on previous year papers?
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