| 2024-09-24 | Amongst the following, the total number of species NOT having eight electrons around central ato.... | 0:00 | 6 | |
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| 2024-09-24 | Give reasons for the following :Carboxylic acid does not give reactions of carbonyl group..... | 0:00 | 5 | |
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| 2024-09-24 | How will you distinguish between primary secondary and tertiary alcohol by Lucas reagent?.... | 0:00 | 1 | |
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| 2024-09-24 | Write the structure of the main products formed in the following reactions :\n\\(HCHO + CH _3 Mg.... | 0:00 | 2 | |
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| 2024-09-24 | The following circuit is equivalent to:
.... | 0:00 | 3 | |
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| 2024-09-24 | An aqueous solution of colourless metal sulphate M gives a white ppt, with NH4OH. This is s.... | 0:00 | 4 | |
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| 2024-09-24 | State and explain Hess’s Law of Constant Heat Summation with a suitable example..... | 0:00 | 3 | |
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| 2024-09-24 | Complete and balance the following equations :\\(\\mathrm{KMnO}_4 \\xrightarrow{\\text { heat }}.... | 0:00 | 1 | |
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| 2024-09-24 | The minimum energy required to free the electron from the ground state of the hydrogen atom in B.... | 0:00 | 7 | |
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| 2024-09-24 | In Rutherford's nuclear model of the atom, the entire positive charge and most of the mass of th.... | 0:00 | 2 | |
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| 2024-09-24 | A mass \(m\) moves in a circle on a smooth horizontal plane with velocity \(v_0\) at a radius \(.... | 0:00 | 11 | |
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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 | Figure shows a rectangular conductor PSRQ in which movable arm PQ has a resistance ' \\(r\\) ' a.... | 0:00 | 12 | |
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| 2024-09-24 | Give reasons :Alkyl halides are immiscible with water although they are polar, and.... | 0:00 | 3 | |
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| 2024-09-24 | Identify the species of the corn borers which shows least impact of toxin produced by Bt genes..... | 0:00 | 0 | |
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| 2024-09-24 | What is the correct electronic configuration of the central atom in K4Fe(CN)6 based on crystal f.... | 0:00 | 4 | |
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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 | A diamagnetic substance is brought near the north or south pole of a bar magnet. It will be :.... | 0:00 | 5 | |
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| 2024-09-24 | (a) Differentiate between Intrauterine insemination and Intrauterine transfer.\n(b) Mention one .... | 0:00 | 6 | |
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| 2024-09-24 | Draw a schematic diagram of \\(l a c\\) operon in the presence of inducer in the culture medium .... | 0:00 | 20 | |
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| 2024-09-24 | In a triangle ABC, let AB=23,BC=3 and CA=4. Then the value of cotA+cotCcotB is ...... ..... | 0:00 | 3 | |
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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 | For an equilateral triangular prism, the angle of minimum deviation is \\(30^{\\circ}\\). Find t.... | 0:00 | 4 | |
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| 2024-09-24 | Mendel did not explain the expression of incomplete dominance in plants. Give an example of flow.... | 0:00 | 4 | |
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| 2024-09-24 | Proteases are added during isolation of DNA for genetic engineering..... | 0:00 | 0 | |
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| 2024-09-24 | Assertion (A) : The deflecting torque acting on a current carrying loop is zero when its plane i.... | 0:00 | 6 | |
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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 | For yellow light of wavelength 590 nm incident on a glass slab, the refractive index of glass is.... | 0:00 | 5 | |
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| 2024-09-24 | We are aware of the ill-effects of environmental pollution and use of chemical fertilisers to in.... | 0:00 | 1 | |
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| 2024-09-24 | During the electrolysis of molten sodium chloride, the time required to produce 0.10 mol of chlo.... | 0:00 | 6 | |
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| 2024-09-24 | Name the specific region in the female reproductive system where the event represented in the di.... | 0:00 | 4 | |
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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 | Give two points of differences between pig iron and cast iron..... | 0:00 | 2 | |
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| 2024-09-24 | We are aware of the ill-effects of environmental pollution and use of chemical fertilisers to in.... | 0:00 | 0 | |
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| 2024-09-24 | XeF2is isostructural with:.... | 0:00 | 1 | |
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| 2024-09-24 | Phospholipids are esters of glycerol with:.... | 0:00 | 7 | |
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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 | Identify \\(A\\) and \\(B\\) in the following reactions :\n.... | 0:00 | 1 | |
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| 2024-09-24 | Coordination number of Ni in NiC2O43-4 is:.... | 0:00 | 2 | |
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| 2024-09-24 | Which would quickly absorb oxygen? .... | 0:00 | 4 | |
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| 2024-09-24 | The name of complex ion, Fe(CN)63-is:.... | 0:00 | 1 | |
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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 | Assertion (A): The geometrical isomers of the complex \\(\\left[ M \\left( NH _3\\right)_4 Cl _2.... | 0:00 | 2 | |
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| 2024-09-24 | Which of the following reactions will not result in the formation of carbon-carbon bonds?.... | 0:00 | 0 | |
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| 2024-09-24 | The brown precipitate formed by passing ammonia into Nessler’s reagent in due to the forma.... | 0:00 | 4 | |
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| 2024-09-24 | In a diffraction pattern due to a single slit, how will the angular width of central maximum cha.... | 0:00 | 6 | |
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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 Red Blood Corpuscles (RBC) in animal cells are isotonic with \\(0.9 \\% NaCl\\) solution. Wh.... | 0:00 | 1 | |
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| 2024-09-24 | The electronic configuration of gadolinium (Atomic Number =64 ) is:.... | 0:00 | 1 | |
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| 2024-09-24 | Repeated use of which one of the following fertilisers would increase the acidity of the soil?.... | 0:00 | 4 | |
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| 2024-09-24 | A relation \\(R\\) in the set \\(A=\\{5,6,7,8,9\\}\\) is given by \\(\\mathrm{R}=\\{(\\mathrm{x}.... | 0:00 | 6 | |
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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 | In the following nuclear reaction\\[{ }_{92}^{238} U + n \\longrightarrow{ }_{ X }^{ Y } Np + e .... | 0:00 | 7 | |
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| 2024-09-24 | In the reaction:
Which of the following compounds will be formed? .... | 0:00 | 3 | |
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| 2024-09-24 | Which of the following is not iso-structural with SiCl4 ?.... | 0:00 | 3 | |
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| 2024-09-24 | Arrange the following compounds in increasing order of their property as indicated :\\(\\mathrm{.... | 0:00 | 4 | |
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| 2024-09-24 | Read the passage given below and answer the following questions :
Adsorption is the phenomenon o.... | 0:00 | 4 | |
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| 2024-09-24 | Given are cyclohexanol (I), acetic acid (II), 2, 4,6-trinitrophenol (III) and phenol (IV)..... | 0:00 | 5 | |
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| 2024-09-24 | Out of the following functions representing motion of a particle which represents S.H.M.:(i) y=s.... | 0:00 | 2 | |
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| 2024-09-24 | What happens when a block of metal is kept in a varying magnetic field ?.... | 0:00 | 3 | |
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| 2024-09-24 | Which of the following reagents is used for the Hinsberg test of amines?.... | 0:00 | 2 | |
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| 2024-09-24 | Concentration of the Ag+ ions in a saturated solution of Ag2C2O4 is 2.2×10-4 mol.... | 0:00 | 3 | |
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| 2024-09-24 | In which of the following compounds B-F length is shortest?.... | 0:00 | 4 | |
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| 2024-09-24 | In a Young's double slit experiment, the slit separation is \\(0.8 mm\\) and the interference pa.... | 0:00 | 4 | |
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| 2024-09-24 | \"Extinction of species across taxa are not random.\" Which group amongst the vertebrates is mor.... | 0:00 | 0 | |
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| 2024-09-24 | Which one is a wrong statement?.... | 0:00 | 1 | |
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| 2024-09-24 | (i) List any two objectives of the Human Genome Project.(ii) Describe the two types of methodolo.... | 0:00 | 2 | |
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| 2024-09-24 | Assertion (A) : When radius of a circular loop carrying a steady current is doubled, its magneti.... | 0:00 | 5 | |
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| 2024-09-24 | Nematode specific genes were introduced into the tobacco host plant by using the vector:.... | 0:00 | 1 | |
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| 2024-09-24 | For a sample of perfect gas when its pressure is changed isothermally from Pi to Pf, the en.... | 0:00 | 3 | |
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| 2024-09-24 | How did Morgan and his group attribute the terms 'linkage' and 'recombination' with respect to p.... | 0:00 | 1 | |
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| 2024-09-24 | What is crystal field splitting energy? How does the magnitude of Δ0 decide the actual conf.... | 0:00 | 11 | |
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| 2024-09-24 | The best known host cells for DNA cloning and producing various kinds of biomolecules is :.... | 0:00 | 1 | |
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| 2024-09-24 | Main axis of a diatomic molecule is \(z\), molecular orbital px and py overlaps to for.... | 0:00 | 3 | |
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| 2024-09-24 | The coordination number and oxidation state of Cr in K3Cr(C2O43 are respectively:.... | 0:00 | 3 | |
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| 2024-09-24 | Solve for \\(\\mathrm{x}\\) :\\[\\sin ^{-1} 4 x+\\sin ^{-1} 3 x=-\\frac{\\pi}{2}\\].... | 0:00 | 4 | |
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| 2024-09-24 | Which one of the following equipments is essentially required for growing microbes on a large sc.... | 0:00 | 4 | |
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| 2024-09-24 | The sequence of ionic mobility in aqueous solution is:.... | 0:00 | 3 | |
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| 2024-09-24 | In a ∆PQR,∠R=π/2, if tanP2 and tanQ2 are the roots of the equation ax2+bx+c=0(a≠0), th.... | 0:00 | 7 | |
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| 2024-09-24 | Match the complex ions given in Column-I with the hybridisation and number of unpaired electrons.... | 0:00 | 2 | |
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| 2024-09-24 | An increase in the concentration of the reactants of a reaction leads to change in:.... | 0:00 | 2 | |
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| 2024-09-24 | (a) Determine the units of rate constant for first and zero order reaction.(b) Show that time re.... | 0:00 | 4 | |
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| 2024-09-24 | Find the direction cosines of a line which makes equal angles with the coordinate axes..... | 0:00 | 3 | |
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| 2024-09-24 | Which of the following complex ions is expected to absorb visible light?(Atomic number Zn = 30, .... | 0:00 | 3 | |
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| 2024-09-24 | (a) What will the colour of precipitate obtained when ionization isomer of compoundCoNH35BrSO4,&.... | 0:00 | 2 | |
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| 2024-09-24 | Out of 8 outstanding students of a school, in which there are 3 boys and 5 girls, a team of 4 st.... | 0:00 | 4 | |
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| 2024-09-24 | Cobalt(III) chloride forms several octahedral complexes with ammonia. Which of the following wil.... | 0:00 | 0 | |
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| 2024-09-24 | (a) Write the conjugate base of CH3COOH, H2O.\n(b) Arrange the following in increasing acid.... | 0:00 | 0 | |
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| 2024-09-24 | The Lassaigne's extract is boiled with conc. HNO3 while testing for halogens. By doing so, it:.... | 0:00 | 1 | |
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| 2024-09-24 | The correct value of cell potential in volt for the reaction that occurs when the following two .... | 0:00 | 16 | |
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| 2024-09-24 | et PQRS be a quadrilateral in a plane, where QR=1, ∠PQR= ∠QRS=70°,∠PQS=15° a.... | 0:00 | 6 | |
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| 2024-09-24 | In a current carrying conductor, the ratio of the electric field and the current density at a po.... | 0:00 | 2 | |
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| 2024-09-24 | Match the Xenon compounds in Column-I with its structure in Column-II and assign the correct cod.... | 0:00 | 3 | |
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| 2024-09-24 | A closely wound circular coil of radius \\(6.28 cm\\), having 50 turns carries a steady current .... | 0:00 | 37 | |
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| 2024-09-24 | Assertion (A) : The equivalent resistance between points \\(A\\) and \\(B\\) in the given networ.... | 0:00 | 11 | |
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