JEE Main 2023 (Online) 11th April Morning Shift — Question Paper
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Physics
Chemistry
- Thin layer chromatography of a mixture shows the following observation: The correct…
- In the extraction process of copper, the product obtained after carrying out the…
- 25 mL of silver nitrate solution (1M) is added dropwise to 25 mL of potassium iodide…
- The polymer X - consists of linear molecules and is closely packed. It is prepared in…
- Which of the following complex has a possibility to exist as meridional isomer?
- An atomic substance A of molar mass 12 g mol⁻¹ has a cubic crystal structure with edge…
- For compound having the formula GaAlCl₄, the correct option from the following is :
- For elements B, C, N, Li, Be, O and F, the correct order of first ionization enthalpy is
- A solution of sugar is obtained by mixing 200 g of its 25 % solution and 500 g of its 40…
- In an electrochemical reaction of lead, at standard temperature, if E⁰( Pb²⁺ / Pb)=m…
- Match List-I with List-II: List - I | List - II; A. | K | I. | Thermonuclear reactions…
- Match List - I with List - II: List - I Species | List - II Geometry/Shape; A. | H₃O⁺ |…
- Solid fuel used in rocket is a mixture of Fe₂ O₃ and Al (in ratio 1 : 2). The heat…
- 0.004 M K₂SO₄ solution is isotonic with 0.01 M glucose solution. Percentage dissociation…
- Given below are two statements: Statement-I : Methane and steam passed over a heated Ni…
- KClO₃+6 FeSO₄+3 H₂ SO₄ → KCl+3 Fe₂(SO₄)₃+3 H₂ O The above reaction was studied at 300 K…
- When a solution of mixture having two inorganic salts was treated with freshly prepared…
- Given below are two statements : one is labelled as Assertion A and the other is…
- A mixture of 1 mole of H₂O and 1 mole of CO is taken in a 10 litre container and heated…
- o-Phenylenediamine →(HNO₂) `X' 'X' is
- Arrange the following compounds in increasing order of rate of aromatic electrophilic…
- The set which does not have ambidentate ligand(s) is :
- The complex that dissolves in water is :
- L-isomer of tetrose X(C₄ H₈ O₄) gives positive Schiff's test and has two chiral carbons…
- The ratio of spin-only magnetic moment values μ_(eff)[Cr(CN)₆]³⁻ / μ_(eff)[Cr(H₂ O)₆]³⁺…
Mathematics
- The number of triplets (x, y, z), where x, y, z are distinct non negative integers…
- Let A=[0, 1, 2; a, 0, 3; 1, c, 0], where a, c ∈ ℝ. If A³=A and the positive value of a…
- Let y=y(x) be a solution curve of the differential equation. (1-x² y²) d x=y d x+x d y…
- Consider ellipses Eₖ: k x²+k² y²=1, k=1,2, …, 20. Let Cₖ be the circle which touches the…
- Let sets A and B have 5 elements each. Let the mean of the elements in sets A and B be 5…
- Let R be a rectangle given by the lines x=0, x=2, y=0 and y=5. Let A(α,0) and…
- The number of elements in the set S={θ ∈[0,2 π]: 3 cos ⁴ θ-5 cos ² θ-2 sin ⁶ θ+2=0} is :
- Let a line l pass through the origin and be perpendicular to the lines l₁: r⃗=(î-11 ĵ-7…
- Area of the region {(x,y):x²+(y-2)²≤ 4,x²≥ 2y} is
- The number of integral terms in the expansion of (3^(1/2)+5^(1/4))⁶⁸⁰ is equal to…
- The value of the integral ∫-log ₑ 2^(log ₑ 2) eˣ(log ₑ(eˣ+√(1+e²ˣ))) d x is equal to :
- Let A be a 2 × 2 matrix with real entries such that A'=α A+I, where α ∈ ℝ-{-1,1}. If…
- Let Hₙ: x²/(1+n)-y²/(3+n)=1, n ∈ N. Let k be the smallest even value of n such that the…
- Let f(x)=[x²-x]+|-x+[x]|, where x ∈ ℝ and [t] denotes the greatest integer less than or…
- Let w₁ be the point obtained by the rotation of z₁=5+4 i about the origin through a…
- Let S={M=[aᵢⱼ], aᵢⱼ ∈{0,1,2}, 1 ≤ i, j ≤ 2} be a sample space and A={M ∈ S: M is…
- For any vector a⃗=a₁ î+a₂ ĵ+a₃ k̂, with 10|aᵢ|<1, i=1,2,3, consider the following…
- For m, n > 0, let α(m, n)=∫0² tᵐ(1+3 t)ⁿ d t. If 11 α(10,6)+18 α(11,5)=p(14)⁶, then p is…
- If a and b are the roots of the equation x²-7 x-1=0, then the value of…
- If equation of the plane that contains the point (-2,3,5) and is perpendicular to each…
- Let (α, β, γ) be the image of the point P(2,3,5) in the plane 2 x+y-3 z=6. Then α+β+γ is…
- Let a⃗ be a non-zero vector parallel to the line of intersection of the two planes…
- Let x₁, x₂, …, x₁₀₀ be in an arithmetic progression, with x₁=2 and their mean equal to…
- In an examination, 5 students have been allotted their seats as per their roll numbers…
- The mean of the coefficients of x, x², …, x⁷ in the binomial expansion of (2+x)⁹ is…
- An organization awarded 48 medals in event 'A', 25 in event 'B' and 18 in event 'C'. If…
- Let S=109+108/5+107/5²+… .+2/5¹⁰⁷+1/5¹⁰⁸. Then the value of (16 S-(25)⁻⁵⁴) is equal to…
- Let f:[2,4] → ℝ be a differentiable function such that (x log ₑ x) f′(x)+(log ₑ x)…
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