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Chemistry · 2019 · 12 Jan · Shift 2

23 questions from this JEE Main paper

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2019 · 12 Jan · Shift 2
Chemistry

Chemistry · 2019 · 12 Jan · Shift 2

23 questions from this JEE Main paper

Coordination Compounds1 questions Aldehydes Ketones and Carboxylic Acids2 questions Biomolecules2 questions Hydrocarbons3 questions D and F Block Elements1 questions P Block Elements2 questions Ionic Equilibrium1 questions Chemical Kinetics and Nuclear Chemistry1 questions Compounds Containing Nitrogen2 questions Some Basic Concepts of Chemistry1 questions Structure of Atom2 questions Thermodynamics2 questions Solutions1 questions Haloalkanes and Haloarenes1 questions Electrochemistry1 questions

Q1.The magnetic moment of an octahedral homoleptic Mn(II) complex is 5.9 BM. The suitable ligand for this complex is -
Chemistry · Coordination Compounds · MCQ
Q2.The major product of the following reaction is – Includes diagram
Chemistry · Aldehydes Ketones and Carboxylic Acids · MCQ
Q3.The correct statement (s) among I to III with respect to potassium ions that are abundant within the cell fluid is /are I. They activate many enzymes II. They participate in the oxidation of glucose to produce ATP III. Along with sodium…
Chemistry · Biomolecules · MCQ
Q4.The major product of the following reaction is – Includes diagram
Chemistry · Hydrocarbons · MCQ
Q5.The correct order of atomic radii is :
Chemistry · D and F Block Elements · MCQ
Q6.The major product of the following reaction is : Includes diagram
Chemistry · Hydrocarbons · MCQ
Q7.The element that shows greater ability to form p $π$ -p $π$ multiple bonds, is :
Chemistry · P Block Elements · MCQ
Q8.The correct structure of histidine in a strongly acidic solution (pH = 2) is -
Chemistry · Biomolecules · MCQ
Q9.If Ksp of $A g_{2} C O_{3}$ is 8 $\times$ 10–12, the molar solubility of $A g_{2} C O_{3}$ in 0.1 M $A g N O_{3}$ is -
Chemistry · Ionic Equilibrium · MCQ
Q10.For a reaction consider the plot of $ℓ$ n k versus 1/T given in the figure. If the rate constant of this reaction at 400 K is 10–5 s–1, then the rate constant at 500 K is – Includes diagram
Chemistry · Chemical Kinetics and Nuclear Chemistry · MCQ
Q11.The increasing order of the reactivity of the following with $L i A l H_{4}$ is Includes diagram
Chemistry · Compounds Containing Nitrogen · MCQ
Q12.8 g of $N a O H$ is dissolved in 18g of $H_{2} O$ . Mole fraction of $N a O H$ in solution and molality (in mol kg–1) of the solution respectively are -
Chemistry · Some Basic Concepts of Chemistry · MCQ
Q13.The upper stratosphere consisting of the ozone layer protects us from sun's radiation that falls in the wavelength region of -
Chemistry · Structure of Atom · MCQ
Q14.Given (i) C (graphite) + $O_{2}$ (g) $\to$ $C O_{2}$ (g); $Δ$ rH $^{Θ}$ = x kJ mol $-$ 1 (ii) C(graphite) + $\frac{1}{2}$ $O_{2}$ (g) $\to$ $C O$ (g); $Δ$ rH $^{Θ}$ = y kJ mol $-$ 1 (iii) $C O$ (g) + $\frac{1}{2}$ $O_{2}$ (g) $\to$ …
Chemistry · Thermodynamics · MCQ
Q15.If the de Broglie wavelength of the electron in nth Bohr orbit in a hydrogenic atom is equal to 1.5 $π$ a0 (a0 is Bohr radius), then the value of n/z is -
Chemistry · Structure of Atom · MCQ
Q16.The aldehydes which will not form Grignard product with one equivalent Grignard reagents are - Includes diagram
Chemistry · Aldehydes Ketones and Carboxylic Acids · MCQ
Q17.The element that does NOT show catenation is :
Chemistry · P Block Elements · MCQ
Q18.The combination of plots which does not represent isothermal expansion of an ideal gas is – Includes diagram
Chemistry · Thermodynamics · MCQ
Q19.Molecules of benzoic acid ( $C_{6} H_{5} C O O H$ ) dimerise in benzene. 'w' g of the acid dissolved in 30 g of benzene shows a depression in freezing point equal to 2K. If the percentage association of the acid to form dimmer in the solution is 80,…
Chemistry · Solutions · MCQ
Q20.The major product of the following reaction is – Includes diagram
Chemistry · Compounds Containing Nitrogen · MCQ
Q21.The major product in the following conversion is – Includes diagram
Chemistry · Haloalkanes and Haloarenes · MCQ
Q22.The major product of the following reaction is – Includes diagram
Chemistry · Hydrocarbons · MCQ
Q23. $\land_{m}^{\circ}$ for NaCl, HCl and NaA are 126.4, 425.9 and 100.5 S cm2 mol–1, respectively. If the conductivity of 0.001 M HA is- 5 $\times$ 10–5 S cm–1, degree of dissociation of HA is -
Chemistry · Electrochemistry · MCQ