| 2024-09-24 | Write the hybridisation and magnetic behaviour of the following complex :\n\\(\\quad\\left[ Ni (.... | 0:00 | 1 | |
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| 2024-09-24 | Copper sulphate dissolves in excess of KCN to give: .... | 0:00 | 4 | |
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| 2024-09-24 | In which of the following pairs, the ionisation enthalpy of the first species is less than that .... | 0:00 | 2 | |
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| 2024-09-24 | In NO3- ion, number of bond pair and lone pair of electrons on nitrogen atom are:.... | 0:00 | 4 | |
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| 2024-09-24 | The couplings between base units of DNA is through:.... | 0:00 | 0 | |
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| 2024-09-24 | Type of isomerism exhibited by compoundsCrH2O6Cl3,CrH2O5ClCl2·H2O, CrH2O4Cl2Cl.2H2O an.... | 0:00 | 2 | |
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| 2024-09-24 | If \\(\\mathrm{a}, \\mathrm{b}, \\mathrm{c}\\) are \\(\\mathrm{p}^{\\text {th }}, \\mathrm{q}^{\.... | 0:00 | 7 | |
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| 2024-09-24 | Two massesm1 andm2 are suspended together by a massless spring of spring constant k (Fig.). When.... | 0:00 | 1 | |
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| 2024-09-24 | The formula of dichlorobis (urea) copper(II) is:.... | 0:00 | 0 | |
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| 2024-09-24 | Which of the following phosphorus is the most reactive?.... | 0:00 | 2 | |
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| 2024-09-24 | The probability distribution of a random variable \\(\\mathrm{X}\\) is given below :\n\nFind the.... | 0:00 | 10 | |
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| 2024-09-24 | A fixed thermally conducting cylinder has a radius R and height L0. The cylinder is open at its .... | 0:00 | 102 | |
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| 2024-09-24 | In a typical fuel cell, the reactants (R) and product (P) are.... | 0:00 | 3 | |
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| 2024-09-24 | Acetophenone when reacted with a base, C2H5ONa, yields a stable compound which has the structure.... | 0:00 | 2 | |
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| 2024-09-24 | Crystal field stabilization energy for high spin d4 octahedral complex is:.... | 0:00 | 3 | |
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| 2024-09-24 | A photon emitted during the de-excitation of electron from a state n to the first excited s.... | 0:00 | 2 | |
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| 2024-09-24 | The ion that can not be precipited by H2S in presence of dil. HCl :.... | 0:00 | 1 | |
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| 2024-09-24 | Which of the following reagents would distinguish ciscyclopenta-1, 2-diol from the trans-isomer?.... | 0:00 | 3 | |
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| 2024-09-24 | In a plane electromagnetic wave, the magnetic field oscillates sinusoidally with a frequency of .... | 0:00 | 30 | |
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| 2024-09-24 | Find the value of \\((x-y)\\) from the matrix equation\\[2\\left[\\begin{array}{cc} x &.... | 0:00 | 4 | |
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| 2024-09-24 | Precipitate of PbSO4 is soluble in:.... | 0:00 | 2 | |
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| 2024-09-24 | Reaction by which Benzaldehyde cannot be prepared:.... | 0:00 | 2 | |
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| 2024-09-24 | A metallic spherical shell has an inner radius R1 and outer radius R2 . A charge Q is placed at .... | 0:00 | 1 | |
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| 2024-09-24 | If \\(A\\) is a square matrix of order 2 and \\(|A|=4\\), then find the value of \\(\\left|2 . A.... | 0:00 | 1 | |
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| 2024-09-24 | On heating, a white amorphous inorganic compound becomes yellow and on cooling, turns white agai.... | 0:00 | 3 | |
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| 2024-09-24 | Identify the incorrect statement among the following:.... | 0:00 | 1 | |
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| 2024-09-24 | Mother, father and son line up at random for a family photo. If A and B are two events given by .... | 0:00 | 3 | |
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| 2024-09-24 | Using properties of determinants, prove that \\(\\left|\\begin{array}{ccc}a^2+2 a & 2 a+1 &a.... | 0:00 | 1 | |
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| 2024-09-24 | In a set of reactions, ethyl benzene yielded a product D.
‘D’ would be:.... | 0:00 | 5 | |
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| 2024-09-24 | A mixture of potassium chlorate, oxalic acid and sulphuric acid is heated. During the reaction, .... | 0:00 | 3 | |
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| 2024-09-24 | If \\(y=\\sin ^{-1}\\left\\{\\frac{5 x+12 \\sqrt{1-x^2}}{13}\\right\\}\\), find \\(\\frac{d y}{d.... | 0:00 | 1 | |
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| 2024-09-24 | Find : \\(\\int \\frac{\\log x-3}{(\\log x)^4} \\mathrm{~d} x\\)..... | 0:00 | 2 | |
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| 2024-09-24 | The reason for greater range of oxidation states in actinoids is attributed to:.... | 0:00 | 1 | |
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| 2024-09-24 | For irreversible expansion of an ideal gas under isothermal condition, the correct option is:.... | 0:00 | 1 | |
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| 2024-09-24 | Show that the lines:\\(\\frac{1-x}{2}=\\frac{ y -3}{4}=\\frac{ z }{-1}\\) and \\(\\frac{x-4}{3}=.... | 0:00 | 9 | |
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| 2024-09-24 | How will you carry out the following conversions :\nEthanamide to Methanamine.... | 0:00 | 2 | |
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| 2024-09-24 | The correct order for the rate of α,β-dehydrohalogenation for the following compounds.... | 0:00 | 6 | |
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| 2024-09-24 | Calculate the number of moles in the following masses(i) 1.46 metric ton of Al (1 metric ton = 1.... | 0:00 | 6 | |
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| 2024-09-24 | A pair of dice is thrown and the sum of the numbers appearing on the dice is observed to be 7 . .... | 0:00 | 7 | |
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| 2024-09-24 | An organic compound (A) with molecular formula \\(\\mathrm{C}_5 \\mathrm{H}_{10} \\mathrm{O}\\) .... | 0:00 | 6 | |
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| 2024-09-24 | Identify Z in the sequence of reactions:
CH3CH2CH=CH2→HBr/H2O2Y→C2H5ONaZ.... | 0:00 | 2 | |
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| 2024-09-24 | Why is it necessary to use a salt bridge in a galvanic cell?.... | 0:00 | 1 | |
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| 2024-09-24 | Evaluate :\\[\\int_1^4\\{| x |+|3- x |\\} dx\\].... | 0:00 | 0 | |
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| 2024-09-24 | A series LCR ac circuit has L=2·0H,C=32μF and R=10Ω.\n(a) At what angul.... | 0:00 | 3 | |
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| 2024-09-24 | Six charges +q,-q,+q,-q,+q and -q are fixed at the corners of a hexagon of side d as shown in th.... | 0:00 | 12 | |
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| 2024-09-24 | With which of the following electronic configuration, an atom has the lowest ionisation enthalpy.... | 0:00 | 5 | |
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| 2024-09-24 | (b) An organic compound (A) with molecular formula \\(\\mathrm{C}_5 \\mathrm{H}_{10} \\mathrm{O}.... | 0:00 | 3 | |
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| 2024-09-24 | Write the products formed when CH33C-CHO reacts with the following reagents :\n(i) CH3COCH3 in t.... | 0:00 | 3 | |
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| 2024-09-24 | In the following circuit, the output Y for all possible inputs A and B is expressed by the truth.... | 0:00 | 3 | |
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| 2024-09-24 | Prove that in a common-emitter amplifier, the output and input differ in phase by 180°.In a.... | 0:00 | 2 | |
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| 2024-09-24 | Organic farmer use Trichoderma and Baculovirus as biological control agents. Explain..... | 0:00 | 1 | |
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| 2024-09-24 | Write the names and structures of the monomers in the following polymers :\n(i) Buna-S\n(ii) Nyl.... | 0:00 | 0 | |
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| 2024-09-24 | Define Gibbs Energy. Give its mathematical expression. What is Gibb‘s energy criteria of S.... | 0:00 | 2 | |
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| 2024-09-24 | (a) An electron and a proton are accelerated through the same potential. Which one of the two ha.... | 0:00 | 2 | |
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| 2024-09-24 | (i) Monochromatic light is incident on a surface separating two media. The frequency of the ligh.... | 0:00 | 0 | |
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| 2024-09-24 | Write the slope value obtained in the plot of \\(\\log \\left[R_0\\right] /[R] \\mathrm{Vs}\\). .... | 0:00 | 0 | |
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| 2024-09-24 | (a) Write the reactions taking place at cathode and anode in the lead storage battery when the b.... | 0:00 | 4 | |
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| 2024-09-24 | Find the general solution of the differential equation\\[\\sec ^2 x \\cdot \\tan y d x+\\sec ^2 .... | 0:00 | 2 | |
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| 2024-09-24 | A telescope consists of an objective of focal length \\(150 \\mathrm{~cm}\\) and an eyepiece of .... | 0:00 | 3 | |
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| 2024-09-24 | The electrical resistance of a column of \\(0.05 \\mathrm{~mol} \\mathrm{~L}^{-1} \\mathrm{NaOH}.... | 0:00 | 11 | |
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| 2024-09-24 | The set representing the correct order of ionic radius is.... | 0:00 | 6 | |
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| 2024-09-24 | Give reasons :Iron does not rust even if zinc coating is broken in a galvanized pipe..... | 0:00 | 6 | |
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| 2024-09-24 | Answer the following, giving reason :Doping of intrinsic semiconductors is a necessity for makin.... | 0:00 | 0 | |
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| 2024-09-24 | A particular reaction is first order in \\(\\mathrm{A}\\) and second order in \\(\\mathrm{B}\\)..... | 0:00 | 6 | |
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| 2024-09-24 | In the reactionCH3-CH=CH2→H2SO4B→H2OCB and C are respectively:.... | 0:00 | 0 | |
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| 2024-09-24 | Give reasons :Fuel cells are preferred for production of electrical energy than thermal plants..... | 0:00 | 0 | |
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| 2024-09-24 | Deuterium undergoes fusion as per the reaction :\\[{ }_1^2 \\mathrm{H}+{ }_1^2 \\mathrm{H} \\lon.... | 0:00 | 4 | |
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| 2024-09-24 | Evaluate :\\[\\sin ^{-1}\\left(\\sin \\frac{3 \\pi}{4}\\right)+\\cos ^{-1}\\left(\\cos \\frac{3 .... | 0:00 | 14 | |
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| 2024-09-24 | Which of the following does/do not exhibit optical isomerism?.... | 0:00 | 3 | |
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| 2024-09-24 | Differentiate \\(\\sec ^{-1}\\left(\\frac{1}{\\sqrt{1-x^2}}\\right)\\) w.r.t. \\(\\sin ^{-1}\\le.... | 0:00 | 1 | |
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| 2024-09-24 | Name the device which converts electrical energy into light energy. Write three advantages of th.... | 0:00 | 4 | |
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| 2024-09-24 | Find the equations of the diagonals of the parallelogram PQRS whose vertices are \\(P(4,2,-6), Q.... | 0:00 | 11 | |
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| 2024-09-24 | Among the following complexes the one which shows zero crystal field stabilization energy (CFSE).... | 0:00 | 7 | |
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| 2024-09-24 | An octagonal prism is a three-dimensional polyhedron bounded by two octagonal bases and eight re.... | 0:00 | 1 | |
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| 2024-09-24 | Deduce the expressions for the secondary voltage and secondary current in terms of number of tur.... | 0:00 | 2 | |
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| 2024-09-24 | For a concave mirror of focal length ' \\(f\\) ', the minimum distance between the object and it.... | 0:00 | 5 | |
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| 2024-09-24 | A proton and an alpha particle have the same kinetic energy. The ratio of de Broglie wavelengths.... | 0:00 | 5 | |
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| 2024-09-24 | The solution of the differential equation \\(\\frac{d x}{x}+\\frac{d y}{y}=0\\) is : .... | 0:00 | 8 | |
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| 2024-09-24 | Find the points on the curve \\(y=x^3-3 x^2-4 x\\) at which the tangent lines are parallel to th.... | 0:00 | 1 | |
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| 2024-09-24 | In the wave picture of light, the intensity I of light is related to the amplitude \\(A\\) of th.... | 0:00 | 1 | |
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| 2024-09-24 | In a Young's double-slit experiment, the fringe width is found to be \\(\\beta\\). If the entire.... | 0:00 | 3 | |
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| 2024-09-24 | The electromagnetic radiations used to kill germs in water purifiers are called :.... | 0:00 | 4 | |
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| 2024-09-24 | Primary alkyl halide (A), \\(\\mathrm{C}_4 \\mathrm{H}_9 \\mathrm{Br}\\) reacted with alcoholic .... | 0:00 | 12 | |
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| 2024-09-24 | What is the probability that the randomly selected seed is of type \\(A_1\\), given that it germ.... | 0:00 | 3 | |
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| 2024-09-24 | Why is the electrostatic potential inside a charged conducting shell constant throughout the vol.... | 0:00 | 0 | |
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| 2024-09-24 | The value of \\(k\\) for which the function \\(f\\), given by\\(f(x)=\\left\\{\\begin{array}{lll.... | 0:00 | 0 | |
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| 2024-09-24 | How many bulbs should he sell to earn maximum profit?.... | 0:00 | 2 | |
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| 2024-09-24 | Find :\\[\\int \\frac{2}{(1-x)\\left(1+x^2\\right)} d x\\].... | 0:00 | 7 | |
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| 2024-09-24 | How are eddy currents generated in a conductor which is subjected to a magnetic field?.... | 0:00 | 2 | |
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| 2024-09-24 | Define the following :(a) Associated colloids(b) Electrophoresis(c) Zeta potential.... | 0:00 | 4 | |
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| 2024-09-24 | Find :\\[\\int \\frac{2 x^2+1}{x^2\\left(x^2+4\\right)} d x\\].... | 0:00 | 2 | |
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| 2024-09-24 | An ammeter, together with an unknown resistance in series is connected across two identical batt.... | 0:00 | 6 | |
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| 2024-09-24 | If \\(|\\vec{a}|=2,|\\vec{b}|=7\\) and \\(\\vec{a} \\times \\vec{b}=3 \\hat{i}+2 \\hat{j}+6 \\ha.... | 0:00 | 5 | |
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| 2024-09-24 | A long wire is bent into a circular coil of one turn, and then into a circular coil of smaller r.... | 0:00 | 7 | |
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| 2024-09-24 | Write two properties of a medium that determine the velocity of light in that medium..... | 0:00 | 3 | |
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| 2024-09-24 | In Young's double slit experiment, the slits are separated by \\(0.3 \\mathrm{~mm}\\) and the sc.... | 0:00 | 5 | |
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| 2024-09-24 | If \\(A\\) is a square matrix satisfying \\(A^{\\prime} A=I\\), write the value of \\(|A|\\)..... | 0:00 | 0 | |
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| 2024-09-24 | Assertion: Glucose is a reducing sugar.Reason : Despite having an aldehydic group, glucose does .... | 0:00 | 6 | |
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| 2024-09-24 | The electric field of an electromagnetic wave passing through vacuum is represented as \\(.... | 0:00 | 5 | |
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| 2024-09-24 | What is the shape of the wavefront of light emerging out of a convex lens when a point source is.... | 0:00 | 4 | |
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