| 2024-09-24 | Following data were obtained for the given reaction :\n\nWrite the rate law expression..... | 0:00 | 2 | |
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| 2024-09-24 | Briefly describe how the current sensitivity of a moving coil galvanometer can be increased..... | 0:00 | 4 | |
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| 2024-09-24 | An organic compound ' X ' having molecular formula C5H10O yields phenyl hydrazone and .... | 0:00 | 5 | |
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| 2024-09-24 | (a) Liquid A and B on mixing produce a warm solution. Which type of deviation does this solution.... | 0:00 | 5 | |
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| 2024-09-24 | Heat of neutralization will be maximum for:
.... | 0:00 | 0 | |
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| 2024-09-24 | The specific conductance of a 0.1 N KCl solution at 230 C is 0.012 ohm-1.... | 0:00 | 7 | |
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| 2024-09-24 | What would be your advise as a Scientist, to the farmers for growing this particular Bt corn var.... | 0:00 | 4 | |
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| 2024-09-24 | Consider the circuit shown in the figure. Find the effective resistance of the circuit and the c.... | 0:00 | 7 | |
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| 2024-09-24 | The major product formed in dehydrohalogenation reaction of 2-Bromo pentane is Pent-2-ene. This .... | 0:00 | 3 | |
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| 2024-09-24 | Consider two reactions.
The mechanism of reactions (1) and (2) are respectively:.... | 0:00 | 5 | |
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| 2024-09-24 | In the estimation of sulphur in an organic compound, fuming nitric acid is used to convert sulph.... | 0:00 | 2 | |
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| 2024-09-24 | Which one of the following esters gets hydrolysed most easily under alkaline conditions?.... | 0:00 | 9 | |
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| 2024-09-24 | Expand BAC and mention its importance..... | 0:00 | 4 | |
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| 2024-09-24 | In sky wave mode of propagation, why is the frequency range of transmitting signals restricted t.... | 0:00 | 2 | |
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| 2024-09-24 | Some meta-directing substituents in aromatic substitution are given. Which one is most deactivat.... | 0:00 | 3 | |
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| 2024-09-24 | Which of the following statement is incorrect?.... | 0:00 | 6 | |
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| 2024-09-24 | Which of the following oxidation states is the most common among the lanthanoids?.... | 0:00 | 3 | |
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| 2024-09-24 | KMnO4 reacts with oxalic acid according to the equation2MnO4-+5C2O42-+16H+→2Mn2++10CO2.... | 0:00 | 3 | |
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| 2024-09-24 | How is the primary effluent treated in the aeration tanks till there is significant reduction in.... | 0:00 | 1 | |
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| 2024-09-24 | (i) Write the truth tables of the logic gates marked P and Q in the given circuit.\n(ii) Write t.... | 0:00 | 4 | |
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| 2024-09-24 | Which of the following is correct with respect to – I effect of the substituents? (R = alk.... | 0:00 | 1 | |
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| 2024-09-24 | Find the coordinates of the foot of the perpendicular Q drawn from P(3, 2, 1) to the plane 2x &n.... | 0:00 | 3 | |
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| 2024-09-24 | Which of the following lanthanoid ions is diamagnetic? (Atomic Number Ce=58,Sm=62,Eu=63,Yb=.... | 0:00 | 2 | |
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| 2024-09-24 | An example of a sigma bonded organometallic compound is:.... | 0:00 | 2 | |
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| 2024-09-24 | A 5 ampere current is passed through a solution of zinc sulphate for 40 minutes. The amount of z.... | 0:00 | 6 | |
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| 2024-09-24 | Show that the time period (T) of oscillations of a freely suspended magnetic dipole of magnetic .... | 0:00 | 11 | |
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| 2024-09-24 | Which one of the following pairs is iso-structural (i.e., having the same shape and hybridizatio.... | 0:00 | 0 | |
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| 2024-09-24 | The functionf(x)=sin4x+cos4x increases, if.... | 0:00 | 3 | |
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| 2024-09-24 | Which of the following shows maximum number of oxidation states?.... | 0:00 | 0 | |
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| 2024-09-24 | Elimination reaction of 2-Bromo-pentane to form pent-2-ene (1) β-Elimination reaction(.... | 0:00 | 1 | |
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| 2024-09-24 | Consider the change in oxidation state of Bromine corresponding to different emf values as shown.... | 0:00 | 3 | |
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| 2024-09-24 | X and Y are two points with position vectors 3a→+b→ and a→-3b&#.... | 0:00 | 0 | |
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| 2024-09-24 | A compound on analysis was found to contain C = 34.6 %, H = 3.85 %, and O = 61.55 %. Calculate i.... | 0:00 | 8 | |
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| 2024-09-24 | Reactivity order of halides for dehydrohalogenation is:.... | 0:00 | 5 | |
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| 2024-09-24 | Consider the following reaction ethanol →PBI3X→ alc. KOHY→&nb.... | 0:00 | 8 | |
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| 2024-09-24 | Identify the major products P, Q and R in the following sequence of reactions:
.... | 0:00 | 4 | |
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| 2024-09-24 | Form the differential equation representing the family of curves y=Ax+5, by eliminating the arbi.... | 0:00 | 5 | |
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| 2024-09-24 | In the following questions, a statement of assertion is followed by a statement of reason. Mark .... | 0:00 | 3 | |
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| 2024-09-24 | The pH value of blood does not appreciably change by a small addition of an acid or a base,.... | 0:00 | 1 | |
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| 2024-09-24 | Compound A,C8H10O, is found to react with NaOI (produced by reacting Y with NaOH .... | 0:00 | 3 | |
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| 2024-09-24 | Which one is the correct order of acidity?.... | 0:00 | 1 | |
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| 2024-09-24 | Find the vector equation of the line which passes through the point \\((3,4,5)\\) and is paralle.... | 0:00 | 2 | |
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| 2024-09-24 | A substance C4H10O on oxidation a yields compound, C4H8O which gives an oxime and a positiv.... | 0:00 | 6 | |
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| 2024-09-24 | The correct order of energies of molecular orbitals of N2 molecule is:.... | 0:00 | 0 | |
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| 2024-09-24 | Which of the following structures is the most preferred and hence of lowest energy for SO3 .... | 0:00 | 2 | |
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| 2024-09-24 | In a diffraction pattern due to a single slit of width a, the first minima is observed at an ang.... | 0:00 | 4 | |
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| 2024-09-24 | If a line makes angles \\(90^{\\circ}, 135^{\\circ}, 45^{\\circ}\\) with the \\(x, y\\) and \\(z.... | 0:00 | 2 | |
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| 2024-09-24 | In an LPP, the linear function which has to be maximised or minimised is called a linear _______.... | 0:00 | 0 | |
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| 2024-09-24 | An organic compound ' A ' is having a molecular formulaC7H8O . On oxidation with acidified KMnO4.... | 0:00 | 7 | |
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| 2024-09-24 | Match Column-I and Column-II and choose the correctmatch from the given choices.
Column-I .... | 0:00 | 1 | |
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| 2024-09-24 | (a) Why machine parts get jammed in winter ?\n(b) The terminal velocity of a tiny droplet is v. .... | 0:00 | 1 | | Terminal Velocity
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| 2024-09-24 | If the distance of the point \\((1,1,1)\\) from the plane \\(x-y+z+\\lambda=0\\) is \\(\\frac{5}.... | 0:00 | 1 | |
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| 2024-09-24 | Two coils \\(\\mathrm{C}_1\\) and \\(\\mathrm{C}_2\\) are placed close to each other. The magnet.... | 0:00 | 5 | |
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| 2024-09-24 | Draw the structure of semicarbazone of cyclopentanone..... | 0:00 | 4 | |
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| 2024-09-24 | (a) Amongst the following which one has the maximum boiling point? n-Pentane, iso-pentane, neo-p.... | 0:00 | 1 | |
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| 2024-09-24 | Third period of the periodic table contains the following number elements.Third period of the pe.... | 0:00 | 6 | |
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| 2024-09-24 | For the reaction:\n2Ag +Bg  → 2Dg, ∆Uo = - 1.... | 0:00 | 1 | |
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| 2024-09-24 | Find the general solution of the following differential equation :\\[\\left(4+y^2\\right)(3+\\lo.... | 0:00 | 0 | |
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| 2024-09-24 | Differentiate between Analog and Digital communication..... | 0:00 | 6 | |
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| 2024-09-24 | Differentiate between the threshold voltage and the breakdown voltage for a diode..... | 0:00 | 1 | |
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| 2024-09-24 | (a) Why is the IUPAC name and symbol of the element having atomic number 117.
(b) Are the oxidat.... | 0:00 | 5 | |
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| 2024-09-24 | Calculate the radius of curvature of an equi-concave lens of refractive index 1.5, when it is ke.... | 0:00 | 8 | |
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| 2024-09-24 | A hydrocarbon (A) with molecular formula C5H10 on ozonolysis gives two products (B) and (C). Bot.... | 0:00 | 17 | |
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| 2024-09-24 | Two balls are drawn at random from a bag containing 2 red balls and 3 blue balls, without .... | 0:00 | 5 | |
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| 2024-09-24 | How does one explain the emission of electrons from a photosensitive surface with the help of Ei.... | 0:00 | 7 | |
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| 2024-09-24 | (a) Write the IUPAC name and hybridisation of the complex CoF63-. (Given : Atomic number of Co=2.... | 0:00 | 5 | |
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| 2024-09-24 | The main difference between bathing and washing soap is:.... | 0:00 | 5 | |
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| 2024-09-24 | (a) State two distinguishing features of nuclear force.(b) Draw a plot showing the variation of .... | 0:00 | 2 | |
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| 2024-09-24 | How many ions are produced from the complex \\(\\left[\\mathrm{Co}\\left(\\mathrm{NH}_3\\right)_.... | 0:00 | 1 | |
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| 2024-09-24 | Find the area of the region lying above \\(x\\)-axis and included between the circle \\(x^2+y^2=.... | 0:00 | 2 | |
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| 2024-09-24 | An alternating voltage of \\(220 \\mathrm{~V}\\) is applied across a device \\(\\mathrm{X}\\). A.... | 0:00 | 6 | |
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| 2024-09-24 | Match the example given in Column I with the name of the reaction in Column II.
.... | 0:00 | 1 | |
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| 2024-09-24 | The magnetic susceptibility χ of a given material is -0.5 . Identify the magnetic mate.... | 0:00 | 1 | |
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| 2024-09-24 | Name a transition element in 3d series\n(I) which does not exhibit variable oxidation states, an.... | 0:00 | 2 | |
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| 2024-09-24 | Give two points of difference between an interference pattern due to a double-slit and a diffrac.... | 0:00 | 0 | |
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| 2024-09-24 | (a) Explain briefly the fact that electromagnetic waves carry energy.\n(b) Why do we not feel th.... | 0:00 | 0 | |
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| 2024-09-24 | The coordinates of the foot of the perpendicular drawn from the point \\((-2,8,7)\\) on the XZ-p.... | 0:00 | 3 | |
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| 2024-09-24 | (a) What do you understand by ‘sharpness of resonance’ for a series LCR resonant cir.... | 0:00 | 3 | |
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| 2024-09-24 | Convert the following :Propan-1-ol to 2-Bromopropanoic acid.... | 0:00 | 1 | |
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| 2024-09-24 | A photosensitive surface is illuminated with a beam of (i) yellow light, and (ii) red ligh.... | 0:00 | 0 | |
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| 2024-09-24 | Unpolarised light passes from a rarer into a denser medium. If the reflected and the refracted r.... | 0:00 | 2 | |
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| 2024-09-24 | Let X be a random variable which assumes values x1, x2, x3, x4 such that 2P(X = x1) = 3P(X = x2).... | 0:00 | 4 | |
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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 | In β-decay, a.... | 0:00 | 0 | |
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| 2024-09-24 | Organic farmer use Trichoderma and Baculovirus as biological control agents. Explain..... | 0:00 | 8 | |
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| 2024-09-24 | If \\(y \\cdot \\sqrt{x^2+1}=\\log \\left(\\sqrt{x^2+1}-x\\right)\\), show that \\(\\left(x^2+1\.... | 0:00 | 2 | |
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| 2024-09-24 | (a) Derive an expression for the energy stored in a parallel plate capacitor of capacitance C wh.... | 0:00 | 6 | |
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| 2024-09-24 | When an unpolaroid light is incident on a polaroid sheet, its intensity is reduced by _________\.... | 0:00 | 0 | |
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| 2024-09-24 | Write the structure of the main products formed in the following reactions :\n.... | 0:00 | 4 | |
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| 2024-09-24 | Find the angle between the line \\(\\vec{r}=(2 \\hat{i}-\\hat{j}+3 \\hat{k})+\\lambda(3 \\hat{i}.... | 0:00 | 3 | |
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| 2024-09-24 | Two identical coils, one of copper and the other of aluminium are rotated with the same angular .... | 0:00 | 5 | |
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| 2024-09-24 | (a) When 19.5 g of F-CH2-COOH (Molar mass =78 g mol-1) is dissolved in 500 g of water,.... | 0:00 | 5 | |
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| 2024-09-24 | Name a Restriction endonuclease and write (i) palindromic recognition sequence that it recognize.... | 0:00 | 2 | |
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| 2024-09-24 | If \\(\\log \\left(x^2+y^2\\right)=2 \\tan ^{-1}\\left(\\frac{ y }{x}\\right)\\), show that \\(\.... | 0:00 | 2 | |
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| 2024-09-24 | Define the term 'threshold frequency' in photoelectric effect..... | 0:00 | 6 | |
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| 2024-09-24 | Write the role of\\(\\mathrm{CO}\\) in the extraction of Iron..... | 0:00 | 1 | |
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| 2024-09-24 | Find the differential equation of the family of curves \\(y = Ae ^{2 x }+ Be ^{-2 x }\\), where .... | 0:00 | 8 | |
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| 2024-09-24 | Evaluate :\\[\\int_0^1 x(1-x)^n d x\\].... | 0:00 | 0 | |
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| 2024-09-24 | State Gauss's law on electrostatics and derive an expression for the electric field due to a lon.... | 0:00 | 7 | |
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| 2024-09-24 | How is leaching carried out in the case of low grade copper ores? Name the method used for refin.... | 0:00 | 0 | |
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