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Chemistry · 2019 · 12 Apr · Shift 2

22 questions from this JEE Main paper

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2019 · 12 Apr · Shift 2
Chemistry

Chemistry · 2019 · 12 Apr · Shift 2

22 questions from this JEE Main paper

Chemical Equilibrium2 questions Compounds Containing Nitrogen1 questions Haloalkanes and Haloarenes3 questions Ionic Equilibrium2 questions Coordination Compounds2 questions Periodic Table and Periodicity2 questions Hydrocarbons2 questions Solutions1 questions Biomolecules1 questions Chemical Kinetics and Nuclear Chemistry1 questions D and F Block Elements1 questions Some Basic Concepts of Chemistry2 questions Alcohols Phenols and Ethers1 questions Basics of Organic Chemistry1 questions

Q1.In which one of the following equilibria, Kp $e$ KC ?
Chemistry · Chemical Equilibrium · MCQ
Q2.Benzene diazonium chloride on reaction with aniline in the presence of dilute hydrochloric acid gives :
Chemistry · Compounds Containing Nitrogen · MCQ
Q3.Which one of the following is likely to give a precipitate with $A g N O_{3}$ solution ?
Chemistry · Haloalkanes and Haloarenes · MCQ
Q4.The molar solubility of $C d (O H)_{2}$ is 1.84 × 10–5 M in water. The expected solubility of $C d (O H)_{2}$ in a buffer solution of pH = 12 is :
Chemistry · Ionic Equilibrium · MCQ
Q5.The compound used in the treatment of lead poisoning is :
Chemistry · Coordination Compounds · MCQ
Q6.In comparison to boron, berylium has :
Chemistry · Periodic Table and Periodicity · MCQ
Q7.Consider the following reactions : 'A' is : Includes diagram
Chemistry · Hydrocarbons · MCQ
Q8.Heating of 2-chloro-1-phenylbutane with $E tO K$ / $E tO H$ gives X as the major product. Reaction of X with $H g (O A c)_{2}$ / $H_{2} O$ followed by $N a B H_{4}$ gives Y as the major product. Y is :
Chemistry · Haloalkanes and Haloarenes · MCQ
Q9.A solution is prepared by dissolving 0.6 g of urea (molar mass = 60 g mol–1) and 1.8 g of glucose (molar mass = 180 g mol–1) in 100 mL of water at 27oC. The osmotic pressure of the solution is : (R = 0.08206 L atm K–1 mol–1)
Chemistry · Solutions · MCQ
Q10.Which of the given statements is INCORRECT about glycogen?
Chemistry · Biomolecules · MCQ
Q11. $N O_{2}$ required for a reaction is produced by the decomposition of $N_{2} O_{5}$ in $C C l_{4}$ as per the equation, 2 $N_{2} O_{5}$ (g) $\to$ 4 $N O_{2}$ (g) + $O_{2}$ (g). The initial concentration of $N_{2} O_{5}$ is 3.00 mol L–1 and it is 2.75 mol L–1 after 30…
Chemistry · Chemical Kinetics and Nuclear Chemistry · MCQ
Q12.The pair that has similar atomic radii is :
Chemistry · D and F Block Elements · MCQ
Q13.The INCORRECT match in the following is :
Chemistry · Chemical Equilibrium · MCQ
Q14.Thermal decomposition of a Mn compound (X) at 513 K results in compound Y, $M n O_{2}$ and gaseous product. $M n O_{2}$ reacts with $N a C l$ and concentrated $H_{2} O_{4}$ to give a pungent gas Z. X, Y and Z, respectively, are :
Chemistry · Some Basic Concepts of Chemistry · MCQ
Q15.25 g of an unknown hydrocarbon upon burning produces 88 g of $C O_{2}$ and 9 g of $H_{2} O$ . This unknown hydrocarbon contains :
Chemistry · Some Basic Concepts of Chemistry · MCQ
Q16.The coordination numbers of Co and Al in $[C o (C l) (e n)_{2}] C l$ and $K_{3} [A l (C_{2} O_{4})_{3}]$ , respectively, are : (en = ethane-1, 2-diamine)
Chemistry · Coordination Compounds · MCQ
Q17.Among the following, the energy of 2s orbital is lowest in :
Chemistry · Periodic Table and Periodicity · MCQ
Q18.The decreasing order of electrical conductivity of the following aqueous solutions is : 0.1 M Formic acid (A), 0.1 M Acetic acid (B), 0.1 M Benzoic acid (C)
Chemistry · Ionic Equilibrium · MCQ
Q19.What will be the major product when m-cresol is reacted with propargyl bromide (HC $\equiv$ C– $C H_{2} B r$ ) in presence of $K_{2} C O_{3}$ in acetone?
Chemistry · Alcohols Phenols and Ethers · MCQ
Q20.The IUPAC name for the following compound is : Includes diagram
Chemistry · Basics of Organic Chemistry · MCQ
Q21.An 'Assertion' and a 'Reason' are given below. Choose the correct answer from the following options : Assertion (A) : Vinyl halides do not undergo nucleophilic substitution easily. Reason (R) : Even though the intermediate carbocation is…
Chemistry · Haloalkanes and Haloarenes · MCQ
Q22.In the following skew conformation of ethane, H'–C–C–H'' dihedral angle is : Includes diagram
Chemistry · Hydrocarbons · MCQ