NEET 2019

175 Questions • 180 Minutes • 2019

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Enzymes that utilize ATP in phosphate transfer require an alkaline earth metal (M) as the cofactor. M is :

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Which one is malachite from the following ?

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Which of the following series of transitions in the spectrum of hydrogen atom falls in visible region ?

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The mixture that forms maximum boiling azeotrope is :

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For the cell reaction $2Fe^{3+}(aq) + 2I^-(aq) \rightarrow 2Fe^{2+}(aq) + I_2(aq)$ $E^\circ_{cell} = 0.24$ V at 298 K. The standard Gibbs energy ($\Delta_rG^\circ$) of the cell reaction is : [Given that Faraday constant F = 96500 C $mol^{-1}$]

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In which case change in entropy is negative ?

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Match the following : [table] Column-I | Column-II ; (a) Pure nitrogen | (i) Chlorine ; (b) Haber process | (ii) Sulphuric acid ; (c) Contact process | (iii) Ammonia ; (d) Deacon's process | (iv) Sodium azide or Barium azide [/table] Which of the following is the correct option ?

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Which of the following is incorrect statement ?

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The non-essential amino acid among the following is :

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A gas at 350 K and 15 bar has molar volume 20 percent smaller than that for an ideal gas under the same conditions. The correct option about the gas and its compressibility factor (Z) is :

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Among the following, the reaction that proceeds through an electrophilic substitution is :

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The major product of the following reaction is : Phthalic acid ($C_6H_4(COOH)_2$, benzene-1,2-dicarboxylic acid) + $NH_3$ $\xrightarrow{strong\ heating}$ ?

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For the chemical reaction $N_2(g) + 3H_2(g) \rightleftharpoons 2NH_3(g)$ the correct option is :

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What is the correct electronic configuration of the central atom in $K_4[Fe(CN)_6]$ based on crystal field theory ?

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The method used to remove temporary hardness of water is :

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In which of the following processes, heat is neither absorbed nor released by a system ?

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Increase in temperature of a gas filled in a container would lead to :

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The total energy of an electron in an atom in an orbit is -3.4 eV. Its kinetic and potential energies are, respectively :

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A block of mass 10 kg is in contact against the inner wall of a hollow cylindrical drum of radius 1 m. The coefficient of friction between the block and the inner wall of the cylinder is 0.1. The minimum angular velocity needed for the cylinder to keep the block stationary when the cylinder is vertical and rotating about its axis, will be : (g = 10 $m/s^2$)

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Body A of mass 4m moving with speed u collides with another body B of mass 2m, at rest. The collision is head on and elastic in nature. After the collision the fraction of energy lost by the colliding body A is :

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Paper Info

Exam: NEET
Year: 2019
Questions: 175
Duration: 180 mins

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