NEET Formula 2026: Download Physics & Chemistry Formula Sheet PDF for Last-Minute Revision

NEET 2026 Formula Sheet PDF Download

To help aspirants revise quickly and effectively, we have provided a detailed NEET 2026 formula sheet PDF covering all important Physics and Chemistry formulas. Candidates can easily download the subject-wise formula sheets from the table below and use them for last-minute revision and concept strengthening.

Why NEET Formula Sheet PDF 2026 Is a Must-Have for Final Revision

With NEET preparation entering its most critical stage, aspirants need a quick-access, exam-focused formula resource rather than bulky notes. The NEET Formula Sheet PDF 2026 offers:

• Chapter-wise formula revision
• High-weightage Physics and Chemistry equations
• Faster active recall
• Stronger numerical speed
• Better mock test performance
• Reduced formula confusion
• Reliable revision for both NEET and reNEET scenarios

This makes it a strategic scoring asset, not just a formula list.

NEET 2026 Formula Sheet - Last Minute Revision Strategy

In the final revision phase, aspirants should focus on strengthening formula retention, minimising repeated errors, and improving rapid recall rather than exploring new concepts. A structured NEET formula revision plan allows students to sharpen accuracy, boost speed, and maximise performance in formula-intensive questions.

NEET Toppers’ Last-Minute Formula Revision Strategy 2026

According to NEET toppers' strategy and structured revision experts, the final days before NEET should focus on formula retention, accuracy, and smart recall rather than new theory. Effective formula revision helps aspirants:

• Strengthen memory recall under pressure
• Prevent common formula mistakes
• Improve solving speed
• Prioritise scoring chapters
• Reduce negative marking
• Build confidence for high-accuracy attempts

• Daily revision of these important NEET formulas prevents confusion in expressions such as $R$ vs $R^2$, $\sin\theta$ vs $\sin^2\theta$

• The formula sheet covers NEET high-weightage numerical chapters important for boosting exam scores.

• Also, a clear understanding of all formulas helps in selecting high-accuracy question types quickly, differentiating between solvable questions and time-consuming ones.

Expert Revision Rule:

Spend 60–90 minutes daily revising formula sheets alongside NEET PYQs and mock analysis for maximum score efficiency.

• It increases the active recall of formulas during the NEET 2026 exam day.

NEET 2026 Physics Formula Sheet

The NEET 2026 Physics Formula Sheet includes all major high-weightage equations from Mechanics, Electrostatics, Current Electricity, Optics, Oscillations, and Modern Physics. These important physics formulas form the core of NEET numerical problem-solving and require repeated revision for stronger exam-day recall.

These formulas are repeatedly asked in NEET previous year papers and form the backbone of numerical problem-solving.

Most Important NEET Physics Formula Chapters for Maximum Score

Based on NEET PYQ trends, the most formula-intensive and scoring Physics chapters include:

• Current Electricity
• Electrostatics
• Ray Optics
• Modern Physics
• Gravitation
• SHM
• Thermodynamics

Strategic Priority:

Repeated revision of these chapters significantly boosts numerical-solving confidence and score potential.

Current Electricity

• EMF & terminal voltage: $V = E - Ir$

• Current in circuit: $I = \frac{E}{R + r}$

• Potentiometer: $\frac{E_1}{E_2} = \frac{l_1}{l_2}$

• Power (parallel): $P = \frac{V^2}{R}$

• Power (series): $P = I^2 R$

• n resistors in parallel: $R_{\text{eff}} = \frac{R}{n}$

• Wheatstone bridge: $\frac{P}{Q} = \frac{R}{S}$

• Drift velocity: $v_d = \frac{I}{neA} = \frac{eE\tau}{m}$

• Current density: $J = \sigma E = \frac{E}{\rho} = ne v_d$

Electrostatics & Capacitance

• Coulomb’s law: $F = \frac{k q_1 q_2}{r^2}$

• Potential: $V = \frac{kQ}{r}$

• Dipole field: $E \propto \frac{1}{r^3}$

• Dipole energy change: $\Delta U = pE(\cos\theta_1 - \cos\theta_2)$

• Capacitance: $C = \frac{K \varepsilon_0 A}{d}$

• Energy stored: $U = \frac{1}{2}CV^2 = \frac{Q^2}{2C}$

• Charge sharing: $V' = \frac{V}{2}$

Ray Optics

• Lensmaker: $\frac{1}{f} = (n-1)\left(\frac{1}{R_1} - \frac{1}{R_2}\right)$

• Power: $P = \frac{1}{f}$

• Snell’s law: $n_1 \sin\theta_1 = n_2 \sin\theta_2$

• Critical angle: $\sin C = \frac{n_2}{n_1}$

• Mirror formula: $\frac{1}{v} + \frac{1}{u} = \frac{1}{f}$

• Microscope: $M = \frac{L}{f_o}\left(1 + \frac{D}{f_e}\right)$

• Telescope: $M = \frac{f_o}{f_e}$

• YDSE: $\beta = \frac{\lambda D}{d}$

• Brewster angle: $\tan \theta_B = n$

Gravitation

• g with height: $g' = g\left(\frac{R}{R+h}\right)^2$

• g with depth: $g' = g\left(1 - \frac{d}{R}\right)$

• Kepler’s law: $T^2 \propto R^3$

• Escape velocity: $v_e = \sqrt{2gR}$

• Orbital velocity: $v_o = \sqrt{\frac{GM}{r}}$

• Angular momentum: $I_1 \omega_1 = I_2 \omega_2$

Semiconductors

• Half-wave rectifier: $f_{\text{out}} = f_{\text{in}}$

• Full-wave rectifier: $f_{\text{out}} = 2f_{\text{in}}$

• Zener voltage: $V_{\text{out}} = V_Z$

Moving Charges & Magnetism

• Solenoid: $B = \mu_0 n I$

• Radius in B: $r = \frac{mv}{qB}$

• Torque: $\tau = nBIA \sin\theta$

• Straight wire: $B = \frac{\mu_0 I}{2\pi r}$

Oscillations (SHM)

• Pendulum: $T = 2\pi \sqrt{\frac{l}{g}}$

• Spring: $T = 2\pi \sqrt{\frac{m}{k}}$

• Velocity: $v = \omega \sqrt{A^2 - x^2}$

Alternating Current

• RMS: $V_{\text{rms}} = \frac{V_0}{\sqrt{2}}$

• Impedance: $Z = \sqrt{R^2 + (X_L - X_C)^2}$

• Resonance: $\omega_0 = \frac{1}{\sqrt{LC}}$

• Power: $P = V_{\text{rms}} I_{\text{rms}} \cos\phi$

Modern Physics

• Photoelectric: $KE_{\max} = h\nu - \phi$

• de Broglie: $\lambda = \frac{h}{mv}$

• Bohr radius: $r_n = n^2 \times 0.529 , \text{Å}$

• Energy: $E_n = -\frac{13.6}{n^2}$

• Nuclear radius: $R = R_0 A^{1/3}$

• Decay: $N = N_0 e^{-\lambda t}$

Kinematics & Laws

• nth second: $S_n = u + \frac{a}{2}(2n-1)$

• Momentum: $\sum m u = \sum m v$

• Projectile height: $H = \frac{u^2 \sin^2\theta}{2g}$

• Terminal velocity: $v_t = \frac{2r^2 (\rho - \sigma) g}{9\eta}$

NEET 2026 Chemistry Formula Sheet

The NEET 2026 Chemistry Formula Sheet covers all essential formula-driven concepts from Physical Chemistry and selected high-weightage chemistry chapters, including Electrochemistry, Thermodynamics, Equilibrium, Solutions, and Chemical Kinetics. For last‑minute NEET 2026 preparation, this formula sheet serves as a reliable reference to maximise scoring potential in the Chemistry section. Ass this structured formula resource helps aspirants improve speed and reduce errors.

High-Weightage Chemistry Formula Chapters for NEET 2026

The highest-scoring formula-based Chemistry chapters include:

• Electrochemistry
• Chemical Kinetics
• Thermodynamics
• Equilibrium
• Solutions
• Atomic Structure
• Gas Laws

Why These Matter:

These chapters repeatedly contribute formula-driven questions and often determine speed-based Chemistry performance.

Electrochemistry

• Cell potential: $E^\circ_{\text{cell}} = E^\circ_c - E^\circ_a$

• Nernst: $E = E^\circ - \frac{0.0592}{n} \log Q$

• Gibbs relation: $\Delta G^\circ = -nFE^\circ$

• Kohlrausch: $\lambda^\circ_m = \sum \lambda^\circ_{\text{ions}}$

• Degree dissociation: $\alpha = \frac{\lambda_m}{\lambda^\circ_m}$

• Faraday: $W = \frac{M}{nF} It$

Chemical Kinetics

• First order: $k = \frac{2.303}{t} \log \frac{[A]_0}{[A]}$

• Half-life: $t_{1/2} = \frac{0.693}{k}$

• Arrhenius: $\ln k = \ln A - \frac{E_a}{RT}$

• Second order: $t_{1/2} = \frac{1}{k[A]_0}$

Thermodynamics

• First law: $\Delta U = q + w$

• Gibbs: $\Delta G = \Delta H - T\Delta S$

• Equilibrium: $\Delta G^\circ = -RT \ln K$

• $K_p$ relation: $K_p = K_c (RT)^{\Delta n}$

• Heat capacity: $C_p - C_v = R$

Equilibrium

• pH: $\text{pH} = -\log [H^+]$

• Salt pH: $\text{pH} = 7 + \frac{1}{2}(pK_a + \log c)$

• Degree ionisation: $\alpha = \sqrt{\frac{K_a}{c}}$

• Buffer: $\text{pH} = pK_a + \log \frac{[A^-]}{[HA]}$

Solutions

• Raoult: $p_A = x_A p^\circ_A$

• Boiling rise: $\Delta T_b = K_b m$

• Freezing drop: $\Delta T_f = K_f m$

• Osmotic pressure: $\pi = CRT$

• Van’t Hoff: $i = 1 + \alpha (n-1)$

Atomic Structure

• Energy: $E_n = -\frac{13.6 Z^2}{n^2}$

• Radius: $r_n = \frac{0.529 n^2}{Z}$

• Wavelength: $\frac{1}{\lambda} = RZ^2 \left(\frac{1}{n_1^2} - \frac{1}{n_2^2}\right)$

Gas Laws

• Ideal gas: $PV = nRT$

• Partial pressure: $P_A = x_A P_{\text{total}}$

• Molar volume: $V = 22.4 , \text{L (STP)}$

Preparation Tips Using NEET 2026 Formula Sheet

Effective use of the NEET 2026 Formula Sheet requires a structured approach to revision. Aspirants should integrate the NEET formula sheet into their daily study routine to maximise recall and accuracy. It helps in solving:

• Top 50 Physics numericals that score 120+ marks based on the most repeated physics concepts in PYQs.

• Practice the top 75 repeated chemistry questions in NEET to cover the most scoring concepts.

• Practising NEET Physics question paper PYQs to gain practice of the exam pattern.

How to Use NEET Formula Sheet 2026 for Maximum Score

To maximise results, aspirants should:

• Revise formulas daily
• Pair formula revision with PYQ practice
• Solve high-weightage numericals
• Track weak formulas separately
• Focus on repeated mistake patterns
• Use formula sheets during mock analysis

Recommended Formula Routine:

• Morning: Physics revision
• Evening: Chemistry revision
• Weekly: Full formula recall testing

This structured approach transforms formula sheets into rank-improving tools.

Score Maximisation Tip:

Combine formula sheet revision with:

• NEET question paper
• Mock test error tracking
• Weak chapter formula notebooks
• Weekly formula retention tests

This hybrid revision system significantly improves formula retention and competitive score potential.