List of top Questions asked in JEE Main- 2026

Let $ O $ be the vertex of the parabola $ y^2 = 16x $. The locus of centroid of $ \triangle OPA $ when $ P $ lies on the parabola and $ A $ lies on the x-axis and $ \angle OPA = 90^\circ $.

Given triangle $OAB$ where $O$ is the origin, $A=(0,-\sqrt{3}a)$ and $B=(-\sqrt{2}b,0)$. Let the circumradius of $\triangle OAB$ be $4$ units. If the locus of the centroid of $\triangle OAB$ is a circle, then its radius is:

If $ L_1 $ and $ L_2 $ are two parallel lines and $ \triangle ABC $ is an equilateral triangle, then the area of triangle ABC is

The locus of point of intersection of tangent drawn to the circle $ (x - 2)^2 + (y - 3)^2 = 16 $, which subtends an angle of $ 120^\circ $ is

If $ O $ is the vertex of the parabola $ x^2 = 4ay $, $ Q $ is the point on the parabola. If $ C $ is the locus of the point which divides $ OQ $ in ratio 2:3, the equation of the chord of $ C $ which is bisected at point $ (1, 2) $ is

If $P(h,k)$ is a variable point on $x^2 + y^2 = 4$ and $Q(2h+1,\,3k+3)$ always lies on an ellipse, if eccentricity of the ellipse is $e$, then $\dfrac{5}{e^2}$ is equal to

Determine the values of X, Y, and Z for the following complexes and calculate the sum X + Y + Z.

X = Number of geometrical isomers of [Pt(NH₃)(Cl)(Br)(Py)]
Y = Number of optically inactive isomers of [Cr(en)₂Cl₂]⁺
Z = Number of stereoisomers of [Co(NH₃)₃(NO₃)₃]

Number of unpaired electrons in low spin octahedral complex formed by ions Mn$^{3+}$, Cr$^{3+}$, Fe$^{3+}$, and Co$^{3+}$ follows the order:

For a gas P-V curve is given as shown in the diagram. Curve path follows equations $(V - 2)^2 = 4aP$. Find work done by gas in given cyclic process.

Given below are two statements:
Statement I: Arginine and Tryptophan are essential amino acids.
Statement II: Glycine does not have any chiral carbon.
In the light of the above statements, which is the correct option?

Given below are two statements:
Statement I: All the pairs of molecules (PbO, PbO₂); (SnO, SnO₂) and (GeO, GeO₂) contain amphoteric oxides.
Statement II: Glycine does not have any chiral carbon.
In the light of the above statements, choose the correct option.

Both $\text{DNA}$ and $\text{RNA}$ are chiral molecules. The chirality in $\text{DNA}$ and $\text{RNA}$ arises due to the presence of :

How many tripeptides are possible when following three amino acids make tripeptide? (No amino acid should repeat twice)
(A) Glycine
(B) Alanine
(C) Valine