| 2024-09-27 | The amount of water produced (in g) in the oxidation of I mole of rhombic sulphur by cone. HNO3 .... | 0:00 | 0 | |
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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 | For a reaction taking place in a container in equilibrium with its surroundings, the effect of t.... | 0:00 | 5 | |
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| 2024-09-27 | The basicity of phosphorus acid (H3PO3) is _____..... | 0:00 | 0 | |
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| 2024-09-27 | If the unit cell of a mineral has cubic close packed (ccp) array of oxygen atoms with m fraction.... | 0:00 | 1 | |
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| 2024-09-27 | y678e1b2chp5ko4a0n4gczl1m.... | 0:00 | 3 | |
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| 2024-09-27 | The plot of logKf versus 1T for a reversible reaction A(g)⇌P(g) is shown.\nPre-exponential facto.... | 0:00 | 2 | |
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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 | The linear structure assumed by.... | 0:00 | 0 | |
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| 2024-09-27 | (a) Derive the expression for the magnetic energy stored in an inductor when a current I develop.... | 0:00 | 7 | |
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| 2024-09-27 | How many optically active stereoisomers are possible for butane–2, 3–diol?.... | 0:00 | 3 | |
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| 2024-09-27 | xcvtta5l6bl9tkn8ylzfel7ai.... | 0:00 | 68 | |
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| 2024-09-27 | The vapour pressure of pure benzene at a certain temperature is 640 mmHg. A non-volatile, non-el.... | 0:00 | 1 | |
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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 | The orbital angular momentum quantum number of the state S2 is.... | 0:00 | 3 | |
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| 2024-09-27 | When cyclohexane is poured on water. it floats because.... | 0:00 | 0 | |
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| 2024-09-27 | Which of the following will have least hindered rotation about carbon-carbon bond?.... | 0:00 | 0 | |
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| 2024-09-27 | Name the vitamin whose deficiency causes pernicious anaemia..... | 0:00 | 3 | |
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| 2024-09-27 | If the freering point of a 0.01 molal aqueous solution of a cobalt (III) chloride-ammonia comple.... | 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 | The kinetic energy of an electron in the second Bohr orbit of a hydrogen atom is ( \\(a_0\\) is .... | 0:00 | 0 | |
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| 2024-09-27 | Account for the following :Transition metals form coloured compounds..... | 0:00 | 1 | |
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| 2024-09-27 | Give reasons for the following in one or two sentences:\"Graphite is used as a solid lubricant.\.... | 0:00 | 3 | |
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| 2024-09-27 | Draw the structures of the following :\\(\\mathrm{H}_2 \\mathrm{~S}_2 \\mathrm{O}_8\\).... | 0:00 | 1 | |
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| 2024-09-27 | The freezing point of the solution M is.... | 0:00 | 1 | |
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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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| 2024-09-27 | The size of the image of an object, which is at infinity, as formed by a convex lens of focal le.... | 0:00 | 0 | |
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| 2024-09-27 | The following functions are continuous on(0,π).... | 0:00 | 2 | |
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| 2024-09-27 | In thermodynamics the P-V work done is given byw=-∫dVPext.\nFor a system undergoing a part.... | 0:00 | 1 | |
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| 2024-09-27 | For the reaction \\(A+2 B \\longrightarrow 3 C+D, d[C] / d t\\) is equal to :.... | 0:00 | 1 | |
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| 2024-09-27 | A substanceAxBy crystallises in a face centred cubic (fcc) lattice in which atoms A occupy each .... | 0:00 | 1 | |
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| 2024-09-27 | State weather True or False\nA beam of white light passing through a hollow prism give no spectr.... | 0:00 | 2 | |
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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 | 2 | |
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| 2024-09-27 | For r=0,1,…,10, ifAr,Br andCr denote respectively the coefficient ofxr in the expansions .... | 0:00 | 2 | |
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| 2024-09-27 | The modern atomic mass unit is based on the mass of ______.... | 0:00 | 0 | |
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| 2024-09-27 | What is Lanthanoid contraction? Write its two consequences..... | 0:00 | 5 | |
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| 2024-09-27 | Which of the following is more acidic and why?\n.... | 0:00 | 1 | |
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| 2024-09-27 | A thin prismP1 with angle4° and made from glass of refractive index1.54 is combined with an.... | 0:00 | 1 | |
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| 2024-09-27 | A rigid uniform bar AB of length L is slipping from its vertical position on a frictionless floo.... | 0:00 | 3 | |
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| 2024-09-27 | A plano-convex lens has a thickness of 4 cm. When placed on a horizontal table, with the cu.... | 0:00 | 1 | |
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| 2024-09-27 | The variation in the concentration (R) vs. time (t) plot is given below. Answer the following qu.... | 0:00 | 2 | |
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| 2024-09-27 | For the gas phase reaction, C2H4+H2⇌C2H6(ΔH=-32.7kcal) carried out in a vessel, the e.... | 0:00 | 1 | |
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| 2024-09-27 | The value ofQRT0 is _______.... | 0:00 | 0 | |
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| 2024-09-27 | Spherical aberration in a thin lens can be reduced by.... | 0:00 | 0 | |
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| 2024-09-27 | Name the most energetic electromagnetic radiation and write its frequency range..... | 0:00 | 3 | |
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| 2024-09-27 | In the uranium radioactive series, the initial nucleus isU92238 and the final nucleus is P82206b.... | 0:00 | 0 | |
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| 2024-09-27 | Which of the following will give maximum number of isomers?.... | 0:00 | 0 | |
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| 2024-09-27 | A thin slice is cut out of a glass cylinder along a plane parallel to its axis.The slice is plac.... | 0:00 | 0 | |
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| 2024-09-27 | If metal ions of group III are precipitated by NH4Cl and NH4OH without prior oxidation by conc. .... | 0:00 | 1 | |
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| 2024-09-27 | Which force causes the train to elevate up ?.... | 0:00 | 2 | |
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| 2024-09-27 | Seven capacitors each of capacitance 2μF are connected in a configuration to obtain an effe.... | 0:00 | 1 | |
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| 2024-09-27 | In the given reaction scheme, P is a phenyl alkyl ether, Q is an aromatic compound; R and S are .... | 0:00 | 1 | |
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| 2024-09-27 | What is the advantage of this system?.... | 0:00 | 1 | |
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| 2024-09-27 | Define the following terms :\nNucleotide.... | 0:00 | 1 | |
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| 2024-09-27 | Evaluate:\\[\\int_0^1 \\tan ^{-1} x d x\\].... | 0:00 | 4 | |
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| 2024-09-27 | How can the disadvantages of eddy currents be minimized?.... | 0:00 | 4 | |
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| 2024-09-27 | Which structural unit present in a detergent makes it non-biodegradable ?.... | 0:00 | 0 | |
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| 2024-09-27 | The reaction of Pb(NO3)2 and NaCl in water produces a precipitate that dissolves upon the additi.... | 0:00 | 0 | |
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| 2024-09-27 | Two large circular discs separated by a distance of 0.01 m are connected to a battery via a swit.... | 0:00 | 2 | |
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| 2024-09-27 | The deficiency of which Vitamin causes rickets?.... | 0:00 | 3 | |
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| 2024-09-27 | {"english":"Write three differences between Physisorption and Chemisorption..... | 0:00 | 3 | |
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| 2024-09-27 | Derive the expression for the self-inductance of a long solenoid..... | 0:00 | 8 | |
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| 2024-09-27 | Identify the monomers in the following polymers :\n.... | 0:00 | 1 | |
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| 2024-09-27 | \\(2,2 \\text { - dimethyloxirane can be cleaved by acid }\\left(\\mathrm{H}^{+}\\right) \\text .... | 0:00 | 1 | |
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| 2024-09-27 | One gram mole of oxygen at27°C and one atmospheric pressure is enclosed in a vessel.\n(a) A.... | 0:00 | 3 | |
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| 2024-09-27 | Which of the following cells has a constant voltage throughout its life?.... | 0:00 | 0 | |
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| 2024-09-27 | Explain the following reactions :(a) Wolff Kishner reduction\n(b) Cannizzaro reaction.... | 0:00 | 1 | |
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| 2024-09-27 | What are the products of hydrolysis of maltose?.... | 0:00 | 5 | |
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| 2024-09-27 | How do you convert the following:\nEthanol to propan-2-ol.... | 0:00 | 0 | |
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| 2024-09-27 | In the following reaction, the product (s) formed is/are\n\n.... | 0:00 | 0 | |
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| 2024-09-27 | State TRUE or FALSE\nWater in a closed tube (see figure) is heated with one arm vertically place.... | 0:00 | 0 | |
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| 2024-09-27 | Write the chemical equation involved in the following reactions :Carbylamine reaction.... | 0:00 | 1 | |
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| 2024-09-27 | In a diffraction pattern due to a single slit, how will the angular width of central maxim.... | 0:00 | 3 | |
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| 2024-09-27 | If the function \\(f\\) defined as\\[\\mathrm{f}(x)=\\left\\{\\begin{array}{c}\\frac{x^2-9.... | 0:00 | 3 | |
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| 2024-09-27 | Write the hybridisation and magnetic character of the following complexes :(i) \\(\\left[\\mathr.... | 0:00 | 2 | |
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| 2024-09-27 | Among the following, the coloured compound is.... | 0:00 | 0 | |
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| 2024-09-27 | A bullet is fired vertically upwards with velocity v from the surface of a spherical planet. Whe.... | 0:00 | 2 | |
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| 2024-09-27 | If he charges \\(₹ x\\) for one page of English and \\(₹ y\\) for one page of Hindi, express the.... | 0:00 | 0 | |
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| 2024-09-27 | A parallel beam of monochromatic light is incident normally on a narrow slit and the light comin.... | 0:00 | 3 | |
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| 2024-09-27 | Account for the following :\\(\\mathrm{Mn}^{3+}\\) is strongly oxidizing whereas \\(\\mathrm{Cr}.... | 0:00 | 1 | |
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| 2024-09-27 | Which one among the following bases is present in RNA but usually not in DNA?.... | 0:00 | 2 | |
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| 2024-09-27 | On heating ammonium dichromate, the gas evolved is.... | 0:00 | 0 | |
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| 2024-09-27 | Give the structures of A and B in the following sequence of reactions :\n(a)CH3COOH→Δ.... | 0:00 | 2 | |
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| 2024-09-27 | A square shaped plane coil of area 100 cm2 of 200 turns carries a steady current of 5 A. It is p.... | 0:00 | 7 | |
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| 2024-09-27 | Complete the following :\nCH3Br→KCNA→LiAlH4B.... | 0:00 | 2 | |
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| 2024-09-27 | Give the plausible explanation for the following :\n(a) Glucose doesn't give 2,4-DNP test.\n(b) .... | 0:00 | 0 | |
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| 2024-09-27 | Differentiate between :Nucleoside and Nucleotide.... | 0:00 | 1 | |
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| 2024-09-27 | Calculate the number of unpaired electrons in the following gaseous ions :\\[Mn ^{3+} \\text { a.... | 0:00 | 1 | |
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| 2024-09-27 | Give reason in one or two sentences“Most transition metal compounds are coloured.”.... | 0:00 | 1 | |
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| 2024-09-27 | Write the formula of a compound in which element ' \\(Y\\) ' forms \\(\\operatorname{ccp}\\) lat.... | 0:00 | 3 | |
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| 2024-09-27 | Out of and , which one is more reactive towards nucleophilic substitution reaction and why ?.... | 0:00 | 3 | |
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| 2024-09-27 | How will you measure population density of fish in a lake?.... | 0:00 | 0 | |
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| 2024-09-27 | Why is ( \\(\\pm\\) )-Butan-2-ol optically inactive, though it contains a chiral carbon atom?.... | 0:00 | 2 | |
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| 2024-09-27 | Two point charges q and – q are located at (0, 0, – a) and (0, 0, a) respectively.(a.... | 0:00 | 3 | |
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| 2024-09-27 | The ore having two different metal atoms is.... | 0:00 | 4 | |
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| 2024-09-27 | A hydrogenation reaction is carried out at 500 K. If the same reaction is carried out in th.... | 0:00 | 2 | |
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| 2024-09-27 | Alcohols have higher boiling points than other classes of compounds, namely hydrocarbons, ethers.... | 0:00 | 0 | |
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| 2024-09-27 | A biconvex lens of glass having refractive index 1.47 is immersed in a liquid. It becomes invisi.... | 0:00 | 3 | |
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| 2024-09-27 |  Let f(x)=7tan8x+7tan6x-3tan4x-3tan2x for all x∈-π2,π2. .... | 0:00 | 0 | |
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| 2024-09-27 | A reaction is second order with respect to a reactant. How is the rate of reaction affected if t.... | 0:00 | 0 | |
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