| 2024-09-27 | Match the nuclear processes given in Column-I with the appropriate option(s) in Column-II.\n.... | 0:00 | 0 | |
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| 2024-09-27 | Arrange the following compounds in the increasing order of their acidic strength :\n.... | 0:00 | 0 | |
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| 2024-09-27 | A conducting sphere S1 of radius r is attached to an insulating handle. Another conducting spher.... | 0:00 | 0 | |
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| 2024-09-27 | The refractive indices of the crown glass for blue and red light are 1.51 and1.49 respectively a.... | 0:00 | 1 | |
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| 2024-09-27 | Write the name of the allotrope of sulphur which is stable at room temperature..... | 0:00 | 1 | |
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| 2024-09-27 | What is the maximum energy of the anti-neutrino?.... | 0:00 | 1 | |
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| 2024-09-27 | The terminal carbon atom in 2-butene is_____hybridised.... | 0:00 | 0 | |
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| 2024-09-27 | The work done in carrying a point charge from one point to another in an electrostatic field dep.... | 0:00 | 3 | |
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| 2024-09-27 | The magnitude of electric field E in the annular region of a charged cylindrical capacitor.... | 0:00 | 0 | |
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| 2024-09-27 | Write the preparation of \\(\\mathrm{Na}_2 \\mathrm{Cr}_2 \\mathrm{O}_7\\) from chromite ore..... | 0:00 | 0 | |
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| 2024-09-27 | In Young’s double-slit experiment, the two slits act as coherent sources of equal amplitud.... | 0:00 | 0 | |
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| 2024-09-27 | Find \\(\\int \\frac{2^{x+1}-5^{x-1}}{10^x} \\mathrm{~d} x\\).... | 0:00 | 0 | |
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| 2024-09-27 | A student is performing an experiment using a resonance column and a tuning fork of frequency 24.... | 0:00 | 3 | |
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| 2024-09-27 | A cylindrical vessel of height500 mm has an orifice (small hole) at its bottom. The orifice.... | 0:00 | 1 | |
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| 2024-09-27 | Outline the principles of refining of the following metals :\\(Si\\).... | 0:00 | 1 | |
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| 2024-09-27 | Let E1(r),E2(r) and E3(r) be the respective electric fields at a distance r from a point charge .... | 0:00 | 2 | |
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| 2024-09-27 | The conductivity of 0.001molL-1 solution of acetic acid is 3.905×10-5Scm-1. Calculate.... | 0:00 | 1 | |
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| 2024-09-27 | Some physical quantities are given in Column-I and some possible SI units in which these quantit.... | 0:00 | 3 | |
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| 2024-09-27 | The circular scale of a screw gauge has 50 divisions and pitch of 0.5 mm. Find the diameter of t.... | 0:00 | 3 | |
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| 2024-09-27 | Let [x] be the greatest integer less than or equals to x. Then, at which of the following point .... | 0:00 | 3 | |
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| 2024-09-27 | The helical structure of protein is stabilized by:.... | 0:00 | 1 | |
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| 2024-09-27 | Hydrogen gas is liberated by the action of aluminium with concentrated solution of................ | 0:00 | 1 | | Liberated
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| 2024-09-27 | How do you convert the following :\n\\(\\mathrm{N}\\)-phenylethanamide to \\(\\mathrm{p}\\)-brom.... | 0:00 | 1 | |
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| 2024-09-27 | Using lens maker's formula, derive the thin lens formula 1f=1v-1ufor a biconvex lens..... | 0:00 | 5 | |
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| 2024-09-27 | What is the effect on the interference fringes in Young's double slit experiment due to each of .... | 0:00 | 4 | |
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| 2024-09-27 | A straight line through the originO meets the parallel lines 4x+2y=9 and2x+y+6=0 at pointsP andQ.... | 0:00 | 1 | |
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| 2024-09-27 | Acetamide is treated with the following reagents separately. Which one of these would yield meth.... | 0:00 | 1 | |
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| 2024-09-27 | Answer any three of the following :\nWrite the major product formed when 2-Bromobutane is heated.... | 0:00 | 1 | |
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| 2024-09-27 | What are coherent sources ? Why are two coherent sources necessary for observing the interferenc.... | 0:00 | 0 | |
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| 2024-09-27 | The proiection of the vector \\(\\hat{i}-\\hat{i}\\) on the vector \\(\\hat{i}+\\hat{i}\\) is __.... | 0:00 | 2 | |
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| 2024-09-27 | (a) Two cells of emf E1 and E2 have their internal resistances r1 and r2, respectively.... | 0:00 | 3 | |
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| 2024-09-27 | The graph of the function cosxcos(x+2)–cos2(x+1)is.... | 0:00 | 1 | |
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| 2024-09-27 | The weight percentage of hydrogen in Q. formed in the following reaction sequence, is .............. | 0:00 | 0 | |
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| 2024-09-27 | A ray of light is incident on one face of an equilateral prism at an angle \\(\\frac{3}{4}\\) th.... | 0:00 | 1 | |
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| 2024-09-27 | Calculate the mass of ascorbic acid (Molar mass =176 g mol-1) to be dissolved in 75 g .... | 0:00 | 2 | |
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| 2024-09-27 | Three resistances \\(1 \\Omega, 2 \\Omega\\) and \\(3 \\Omega\\) are connected to form a triangl.... | 0:00 | 0 | |
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| 2024-09-27 | An orange solid A on heating gave a green residue B, a colourless gas C and water vapour. The dr.... | 0:00 | 1 | |
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| 2024-09-27 | The number of turns of a solenoid are doubled without changing its length and area of cross-sect.... | 0:00 | 1 | |
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| 2024-09-27 | The conductivity of \\(0.001 \\mathrm{M}\\) solution of \\(\\mathrm{CH}_3 \\mathrm{COOH}\\) is \.... | 0:00 | 0 | |
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| 2024-09-27 | Give the structures of final products expected from the following reactions :.... | 0:00 | 1 | |
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| 2024-09-27 | How can you convert the following?Phenol to o-hydroxybenzaldehyde..... | 0:00 | 1 | |
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| 2024-09-27 | Give the structures of the products in the following reaction.\n.... | 0:00 | 0 | |
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| 2024-09-27 | Complete and balance the following chemical equations.(i) P4O10 + PCl5 → (ii) SnCl4 + C2H5C.... | 0:00 | 1 | |
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| 2024-09-27 | Calculate the boiling point of solution when \\(4 \\mathrm{~g}\\) of \\(\\mathrm{MgSO}_4\\) ( \\.... | 0:00 | 2 | |
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| 2024-09-27 | Name the carbohydrate used as storage molecule to store energy in animals..... | 0:00 | 2 | |
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| 2024-09-27 | What are the main constituents of dettol?.... | 0:00 | 0 | |
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| 2024-09-27 | How will you bring about the following conversion?\"4-nitro aniline to 1,2,3-tribromobenzene.\".... | 0:00 | 0 | |
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| 2024-09-27 | The value of entropy change, Sβ–Sα(inJmol–1K–1), at 300 K is ______.... | 0:00 | 0 | |
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| 2024-09-27 | Explain the logistic growth pattern of a population. Why do population growth patterns of all or.... | 0:00 | 0 | |
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| 2024-09-27 | The effective capacitance of three capacitors of the same capacitance connected in series is \\(.... | 0:00 | 0 | |
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| 2024-09-27 | What is spectrochemical series? What is the difference between a strong field ligand and a weak .... | 0:00 | 0 | |
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| 2024-09-27 | State the conditions under which the following preparation is carried out. \"Aniline from benzen.... | 0:00 | 1 | |
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| 2024-09-27 | A metal nitrate reacts with KI to give a black precipitate which on addition of excess of KI con.... | 0:00 | 1 | |
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| 2024-09-27 | Forx>0, letf(x)=∫1xlnt1+tdt. Find the functionf(x)+f(1/x)andshow thatf(e)+f(1/e)-1/2, whe.... | 0:00 | 5 | |
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| 2024-09-27 | Vitamin \\(\\mathrm{B}_{12}\\) is also called :.... | 0:00 | 1 | |
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| 2024-09-27 | Oxidation state of central metal atom in the given complex is :\\[\\left[\\mathrm{Co}\\left(\\ma.... | 0:00 | 4 | |
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| 2024-09-27 | ( \\(\\pm\\) ) 2-phenylpropanoic acid on treatment with ( + ) 2-butanol gives (A) and (B). Deduc.... | 0:00 | 0 | |
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| 2024-09-27 | Complete the following reaction with appropriate structure:\n.... | 0:00 | 1 | |
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| 2024-09-27 | Which is the most common oxidation state in Lanthanoids ?.... | 0:00 | 1 | |
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| 2024-09-27 | In a pond there are 100 frogs. 20 more were born in a year Calculate the birth rate of this popu.... | 0:00 | 0 | |
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| 2024-09-27 | Write the structures of the products\\[\\left(\\mathrm{CH}_3\\right)_2 \\mathrm{CH}-\\mathrm{OCH.... | 0:00 | 1 | |
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| 2024-09-27 | The compounds P and Q respectively are.... | 0:00 | 0 | |
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| 2024-09-27 | If Cr(n-1)=k2-3nCr+1, then k belongs to.... | 0:00 | 0 | |
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| 2024-09-27 | Investigate for maxima and minima the function,f(x)=∫1x2(t-1)(t-2)3+3(t-1)2(t-2)2dt..... | 0:00 | 9 | |
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| 2024-09-27 | Which of the following is formed when excess of KCN is added to aqueous solution of copper sulph.... | 0:00 | 0 | |
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| 2024-09-27 | If the bond length of CO bond in carbon monoxide is 1.128, then what is the value of CO bond len.... | 0:00 | 0 | |
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| 2024-09-27 | Chlorobenzene can be prepared by reacting aniline with.... | 0:00 | 1 | |
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| 2024-09-27 | Write the balanced chemical equations for the following\n(i) Silver chloride is treated with aqu.... | 0:00 | 0 | |
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| 2024-09-27 | Write balanced equations for the following.(i) Phosphorus is treated with concentrated nitric ac.... | 0:00 | 0 | |
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| 2024-09-27 | Na23 is the more stable isotope of Na. Find out the process by which Na1124 can undergo radioact.... | 0:00 | 2 | |
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| 2024-09-27 | In the following reactions, P, Q, R and S are the major products.\n\nThe correct statement (s) a.... | 0:00 | 1 | |
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| 2024-09-27 | Match each of the compounds in Column-I with its characteristic reaction(s) in Column-II\n.... | 0:00 | 1 | |
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| 2024-09-27 | State with balanced equation, what happens when \"propene is bubbled through a hot aqueous solut.... | 0:00 | 0 | |
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| 2024-09-27 | A catalyst.... | 0:00 | 1 | |
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| 2024-09-27 | One of the constituent of German silver is.... | 0:00 | 1 | |
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| 2024-09-27 | How will you bring about the following conversion? “Ethanal to 2-hydroxy-3-butenoic acid.&.... | 0:00 | 2 | |
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| 2024-09-27 | Which of the following will liberate O2 upon hydrolysis? .... | 0:00 | 1 | |
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| 2024-09-27 | For the elementary reaction, M→Nthe rate of disappearance of M increases by a factor of 8 u.... | 0:00 | 3 | |
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| 2024-09-27 | The thermal dissociation of equilibrium of CaCO3(s) is studied under different conditions.CaCO3(.... | 0:00 | 0 | |
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| 2024-09-27 | The smallest ketone and its next homologue are reacted with \\(\\mathrm{NH}_2 \\mathrm{OH}\\) to.... | 0:00 | 2 | |
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| 2024-09-27 | A solution is prepared by mixing 0.01 mol each of H2CO3,NaHCO3, Na2CO3 and NaOH in 100 mL of wat.... | 0:00 | 0 | |
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| 2024-09-27 | The total charge (coulombs) required for complete electrolysis is.... | 0:00 | 0 | |
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| 2024-09-27 | The ratio of the energy of a photon of 2000A0 wavelength radiation to that of 4000A0 radiation i.... | 0:00 | 1 | |
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| 2024-09-27 | When phenyl magnesium bromide reacts with tert butanol, which of the following is formed?.... | 0:00 | 0 | |
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| 2024-09-27 | Assume that two deuteron nuclei in the core of fusion reactor at temperatureT are moving towards.... | 0:00 | 2 | |
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| 2024-09-27 | _____ is most acidic. (Ethane, Ethene, Ethyne).... | 0:00 | 0 | |
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| 2024-09-27 | In the graphs below, the resistanceR of a superconductor is shown as a function of its temperatu.... | 0:00 | 4 | |
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| 2024-09-27 | (a) Thionyl chloride can be synthesized by chlorinating SO2 using PCl5. Thionyl chloride is used.... | 0:00 | 4 | |
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| 2024-09-27 | In an experiment for determination of the focal length of a thin convex lens, the distance of th.... | 0:00 | 1 | |
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| 2024-09-27 | The compound that is not a Lewis acid is.... | 0:00 | 1 | |
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| 2024-09-27 | Two protons A and B are placed in between the two plates of a parallel plate capacitor charged t.... | 0:00 | 3 | |
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| 2024-09-27 | Consider the following reversible reaction,A(g)+B(g)→AB(g)\nThe activation energy of the ba.... | 0:00 | 2 | |
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| 2024-09-27 | An α-particle (mass4amu ) and a singly charged sulfur ion (mass32amu) are initially at res.... | 0:00 | 1 | |
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| 2024-09-27 | Bohr's model can explain.... | 0:00 | 1 | |
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| 2024-09-27 | A simple pendulum has a time period T1 when on the earth's surface and T2 when taken to a height.... | 0:00 | 2 | |
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| 2024-09-27 | A spherical surface of radius of curvature R, separates air (refractive index 1.0) from glass (r.... | 0:00 | 6 | |
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| 2024-09-27 | A source, approaching with speedu towards the open end of a stationary pipe of length L, is emit.... | 0:00 | 4 | |
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| 2024-09-27 | A 100 W bulb B1, and two 60 W bulbs B2 and B3, are connected to a 250 V source, as shown in the .... | 0:00 | 3 | |
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| 2024-09-27 | Two particles of massesm1 andm2 in projectile motion have velocitiesv1 andv2 respectively at tim.... | 0:00 | 0 | |
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| 2024-09-27 | A concave lens of glass, refractive index1.5 has both surfaces of same radius of curvature R. On.... | 0:00 | 2 | |
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