ABC Chemistry Blog · Blog

How to answer chemistry graph and data questions: reading axes, interpreting slope and intercept, the standard linear plots, and common data traps.

How to use the NCERT chemistry textbook effectively: intext questions, exercises, worked examples, diagrams, and what to add from elsewhere.

Last week revision plan for Class 11 and 12 chemistry: what to revise, timed papers, formula sheets, what to stop doing, and exam-day preparation.

Class 12 organic conversions: a step-by-step method, chain lengthening and shortening reactions, the functional group interconversion map, and worked

VSEPR theory method: counting electron pairs, electron geometry vs molecular shape, lone pair positions, bond angle distortion and worked examples.

Class 11 Chemistry home tuition across Delhi and Noida — why Class 11 is the year that decides Class 12, and what one-to-one actually fixes. Call +91 92121

CBSE Class 12 date sheet: the full subject-wise 2026 schedule (17 Feb – 9 Apr 2026) and the status of the 2027 date sheet, not released yet.

Class 12 chemistry diagrams and graphs to practise: unit cells, galvanic cell, energy profile, adsorption isotherms, conductivity plots and labelling requirem

How to solve Class 11 and 12 chemistry numericals: a step-by-step method, unit handling, significant figures, and the errors that cost marks in board exams.

Class 12 chemistry practical: systematic salt analysis, cation group reagents and why the order matters, common anion tests, and typical viva questions with

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Class 12 electrochemistry numericals: Nernst equation, cell potential and n, molar conductivity and Kohlrausch law, Faraday laws of electrolysis with worked m

Looking for Maths home tuition in Dwarka for Class 12 CBSE? Get expert guidance, concept clarity, and board exam preparation with experienced tutors.

Find the best Class 12 NCERT Mathematics tutors in Delhi for CBSE board preparation. Expert home tutors and online maths classes available. Call +91 92121

High-yield Class 12 organic chemistry named reactions for boards — Cannizzaro, Aldol, Rosenmund, Hofmann, Sandmeyer and Reimer-Tiemann, with quick revision

What to look for in Class 9-10 chemistry home tuition in Delhi — concept-first teaching, board-exam readiness and how to judge a tutor beyond marks alone.

Class 9-10 chemistry and maths home tuition in Gurgaon — what a combined foundation programme covers and how scheduling works for Gurgaon families.

Class 9-10 chemistry and maths home tuition in Noida — how the two subjects are paired, what foundation topics are covered, and how scheduling works.

Clausius-Clapeyron equation derived and applied: vapour pressure and temperature, enthalpy of vaporisation from a plot, and the assumptions behind the simplif

CuAAC click chemistry explained for CSIR-NET, GATE and IIT-JAM: why copper accelerates and controls regiochemistry, and how it differs from RuAAC.

Cyclohexane conformational analysis: chair and boat forms, axial and equatorial positions, ring flipping, 1,3-diaxial strain, A values and disubstituted ring

Continuity and differentiability for Class 12 CBSE: the three-condition continuity test, one-sided derivatives at a breakpoint, and the standard modulus,

Crystal field splitting explains colour, magnetism and geometry in one framework. Nomenclature rules, all six isomerism types, the spin-only formula and

IUPAC naming rules and the main types of isomerism in coordination compounds, explained with quick Class 12 examples.

Class 12 coordination compounds: IUPAC nomenclature rules, Werner theory, valence bond theory hybridisation, crystal field splitting and colour.

Rusting explained as a galvanic cell on the iron surface, with the anode and cathode half reactions, the role of water and oxygen, and why cathodic

Suzuki, Heck, Sonogashira and Stille couplings built from one palladium cycle: oxidative addition, transmetalation and reductive elimination, with the

Crystal defects explained: why defects are thermodynamically required, Schottky and Frenkel defects, F-centres, non-stoichiometry and their effect on

Start CSIR NET Chemical Science preparation from Class 11 with ABC Chemistry. Build strong concepts, numericals & step-by-step guidance. Free demo available!

A 12-week CSIR-NET Chemical Science study timetable ahead of the December 2026 exam — how to rotate Physical, Organic, Inorganic and Part A without falling be

How to read the CSIR-NET Chemical Sciences syllabus and turn it into a study plan: what the units actually cover, how to sequence them, and where candidates

CSIR NET Chemical Sciences 2026: syllabus overview, Part A/B/C pattern, 200 marks, 3 hours, negative marking, and preparation tips for JRF aspirants.

CSIR NET Chemical Sciences December 2026 exam: 20–21 Dec 2026 in NTA's calendar (tentative); application notice awaited. June 2026 session details.

CSIR-NET December 2026 exam dates (20-21 Dec) confirmed by NTA's calendar notice. Application notification still awaited — what to do while you wait.

A five-step working method for CSIR-NET Chemical Science Part B numerical questions, built around the errors that actually cost candidates marks.

How CSIR-NET Chemical Sciences Part C asks physical chemistry: question style, cross-topic reasoning, negative marking strategy, and how it differs from Part

CUET PG 2027 exam dates released by NTA (1-5, 8, 12-20, 24-25 March 2027). What is confirmed, what is expected, and how Chemistry postgraduate aspirants shoul

How to prepare for CUET-PG Chemistry — why breadth beats depth, how it differs from IIT-JAM and CSIR-NET, and a practical preparation plan for BSc graduates.

How to start CUET-PG Chemistry preparation now, before the December 2026 notification — syllabus structure, a realistic weekly plan, and common early mistakes

CUET PG coaching for 2026–27: CUET PG 2027 is scheduled for March 2027 (NTA calendar, tentative). Syllabus, pattern, eligibility and preparation tips.

CUET-UG chemistry preparation for Delhi-NCR Class 12 students — how a combined home tuition plan covers boards and CUET-UG without duplicating effort.

Cyclic voltammetry for CSIR-NET, GATE and IIT-JAM: reading peak potentials, peak separation and the Randles-Sevcik relation on a voltammogram.

d-block and f-block for Class 12: variable oxidation states, why transition metals are coloured, spin-only magnetic moment, and lanthanoid contraction.

Debye-Huckel theory explained: ionic atmosphere, activity vs concentration, ionic strength, the limiting law and its validity range, and why strong

Class 12 Maths definite integration made easy — key properties and board-style solved questions using the a+b−x and a−x tricks.

Diazonium salts: preparation by diazotisation, replacement reactions including Sandmeyer and Gattermann, coupling reactions, and their use in synthesis

Class 12 differential equations explained — order and degree, variable separable, homogeneous and linear forms, integrating factor, and solved board-style

Understanding Acids and Bases is fundamental to Inorganic Chemistry, playing a crucial role in reaction mechanisms, equilibrium, and analytical chemistry.