JEE Main 2026 Session 1 Chemistry: Full Analysis

The January 2026 session of JEE Main delivered a Chemistry paper that, as usual, was the most approachable of the three sections. Most students rated it easy to moderate, with a strong NCERT alignment that rewarded thorough textbook preparation. This analysis breaks down the difficulty, the balance across the three branches of chemistry, and the strategic lessons for Session 2 aspirants.

Overall Difficulty and NCERT Alignment

Chemistry was widely regarded as the easiest section, with a large fraction of questions answerable directly from NCERT facts and reactions. Inorganic chemistry in particular was almost entirely NCERT-based, vindicating students who had read the textbook thoroughly. The physical chemistry numericals were short and formula-driven, and organic chemistry favoured reaction prediction over obscure mechanisms. This NCERT dominance is exactly why our NCERT chemistry strategy guide emphasises textbook mastery above all.

The high scoring potential of this section also raises the stakes: because so many students score well, a single careless error costs more in relative ranking than in the harder sections.

Branch Balance: Physical, Organic, Inorganic

The three branches were roughly balanced, with inorganic carrying a slight edge in question count this session. Physical chemistry drew heavily on mole concept, equilibrium, and electrochemistry, while organic featured reaction sequences across the standard functional groups. Inorganic spanned the p-block, coordination chemistry, and periodic trends, all closely following NCERT. This balance means no branch can be safely neglected, a point our chemistry scoring strategy stresses repeatedly.

Surprise Questions and Tricky Spots

While the section was largely straightforward, a few questions stood out. A coordination-chemistry question on isomerism required careful structural reasoning, and a physical chemistry question blending colligative properties with concentration units tripped up students who rushed. These were not unfair but punished superficial preparation. The lesson is that even in an easy section, the differentiating questions reward depth, as our coordination chemistry guide illustrates.

Lessons for Session 2

The clear takeaway is that JEE Main chemistry continues to reward complete NCERT coverage and careful reading. For Session 2 aspirants, the priorities are: read NCERT inorganic until it is memorised, drill organic reaction sequences daily, and maintain a physical chemistry formula sheet for the numerical questions. Because chemistry is the fastest-scoring section, accuracy matters more than speed — a careless mistake here is especially costly.

Build your Session 2 chemistry plan around thorough NCERT revision and daily reaction practice, with weekly mocks to surface careless-error patterns. For a structured timeline, follow our 30-day chemistry plan and treat this section as the dependable mark-bank that lifts your overall percentile.

Time Management in the Chemistry Section

Because chemistry is the fastest-scoring section, the optimal strategy is to attempt it first and finish it quickly, banking confident marks and freeing time for the harder physics and mathematics sections. Top performers this session reported completing chemistry in around thirty to thirty-five minutes, leaving a comfortable buffer. The risk of spending too long is that you eat into the time needed for the lengthier maths section, where every minute counts more.

The flip side is that the speed of the chemistry section makes careless errors especially costly, since so many students score well that each mistake drops your relative standing sharply. The advice is to move quickly but read each question carefully, particularly the assertion-reason and the numerically subtle physical chemistry questions. Balancing speed with accuracy in chemistry is a skill best honed through timed sectional practice in the weeks before the exam.