| 2024-09-27 | Considering the reaction sequence given below, the correct statement(s) is/are:\n.... | 0:00 | 3 | |
|
| 2024-09-27 | Define the following terms :(i) Enantiomers(ii) Racemic mixture.... | 0:00 | 3 | |
|
| 2024-09-27 | Carbon tetrachloride is inflammable..... | 0:00 | 2 | |
|
| 2024-09-27 | Explain briefly the formation of the products giving the structures of the intermediates.\n.... | 0:00 | 1 | |
|
| 2024-09-27 | Define the following terms :\nMultimolecular colloid.... | 0:00 | 3 | |
|
| 2024-09-27 | Which of the following statement(s) is/are correct when a mixture of NaCl and K2Cr2O7 is gently .... | 0:00 | 0 | |
|
| 2024-09-27 | Complete and balance the following reactions.(i)Mn2+PbO2→MnO4-+H2O(ii)Ag++AsH3→H3AsO2+.... | 0:00 | 0 | |
|
| 2024-09-27 | Ifan=∑r=0n1Crn then ∑r=0nrCrn is.... | 0:00 | 0 | |
|
| 2024-09-27 | A soluble compound of a poisonous element M, when heated with Zn/H2SO4, gives a colorless and ex.... | 0:00 | 1 | |
|
| 2024-09-27 | Complete and balance the following reactionNH42S2O8+H2O+MnSO4⟶…..+….+…..... | 0:00 | 0 | |
|
| 2024-09-27 | Let \\(-\\frac{\\pi}{6}<\\theta<-\\frac{\\pi}{12}\\). Suppose \\(\\alpha_1\\) and \\(\\bet.... | 0:00 | 2 | |
|
| 2024-09-27 | Statement-I: Nuclide Al1330 is less stable than Ca2040.Statement-II: Nuclides having odd number .... | 0:00 | 0 | |
|
| 2024-09-27 | Which of the following alloys contains Cu and Zn.... | 0:00 | 4 | |
|
| 2024-09-27 | A1 and A2 are two ores of metal M. A1 on calcination gives black precipitate, CO2 and water.\n\n.... | 0:00 | 0 | |
|
| 2024-09-27 | Statement-I: The plot of atomic number (y-axis) versus number of neutrons ( x-axis) for stable n.... | 0:00 | 0 | |
|
| 2024-09-27 | Match the reactions (in the given stoichiometry of the reactants) in List-I with one of their pr.... | 0:00 | 1 | |
|
| 2024-09-27 | There is a solution of p-hydroxybenzoic acid and p-amino benzoic acid. Discuss one method by whi.... | 0:00 | 1 | |
|
| 2024-09-27 | The number of atoms in one of this hep unit cell is.... | 0:00 | 1 | |
|
| 2024-09-27 | Statement-I: Addition ofBr2 to 1-butene gives two optical isomers.Statement-II: The product cont.... | 0:00 | 0 | |
|
| 2024-09-27 | The compound YBa2Cu3O7 which shows that superconductivity has copper in an oxidation state ......... | 0:00 | 0 | |
|
| 2024-09-27 | How would you convert acetylene to acetone?.... | 0:00 | 2 | |
|
| 2024-09-27 | Which of the following has the most acidic hydrogen?.... | 0:00 | 0 | |
|
| 2024-09-27 | In the alumino-thermite process, aluminium acts as.... | 0:00 | 2 | |
|
| 2024-09-27 | Write the intermediate steps for each of the following reactions\n.... | 0:00 | 1 | |
|
| 2024-09-27 | Among the following compounds, the strongest acid is.... | 0:00 | 0 | |
|
| 2024-09-27 | Consider a reaction, aG+bH→ products. When concentration of both the reactants G and H is d.... | 0:00 | 2 | |
|
| 2024-09-27 | ..........ring is most strained. (cyclopropane, cyclobutane, cyclopentane).... | 0:00 | 0 | |
|
| 2024-09-27 | The hydrolysis of alkyl substituted chlorosilanes gives .......... | 0:00 | 1 | |
|
| 2024-09-27 | If the cathode is a Hg electrode, the maximum weight (in gram) of amalgam formed from this solut.... | 0:00 | 1 | |
|
| 2024-09-27 | Dissolving \\(1.24 g\\) of white phosphorous in boiling \\(NaOH\\) solution in an inert atmosphe.... | 0:00 | 0 | |
|
| 2024-09-27 | Identify the correct order of acidic strength of CO2,CuO,CaO,H2O.... | 0:00 | 1 | |
|
| 2024-09-27 | The total number of moles of chlorine gas evolved is.... | 0:00 | 0 | |
|
| 2024-09-27 | A beam of light has three wavelengths4144Å, 4972Å and6216Å with a total inte.... | 0:00 | 1 | |
|
| 2024-09-27 | One mole of N2O4(g) at 300 K is kept in a closed container under one atmosphere. It heated to 60.... | 0:00 | 3 | |
|
| 2024-09-27 | 75.2g of C2H5OH (phenol) is dissolved in a solvent of Kf=14. If the depression in freezing point.... | 0:00 | 1 | |
|
| 2024-09-27 | A convex lens is in contact with concave lens. The magnitude of the ratio of their focal length .... | 0:00 | 3 | |
|
| 2024-09-27 | Results of calculations for four different designs of a fusion reactor using D-D reaction are gi.... | 0:00 | 2 | |
|
| 2024-09-27 | In allene (C3H4 ), the type(s) of hybridisation of the carbon atoms, is (are).... | 0:00 | 1 | |
|
| 2024-09-27 | An extended object is placed at point O,10 cm in front of a convex lensL1 and a concave len.... | 0:00 | 2 | |
|
| 2024-09-27 | An optical bench has1.5 m long scale having four equal divisions in each cm. While measurin.... | 0:00 | 2 | |
|
| 2024-09-27 | The basic nature of hydroxide of group 13 (group IIIA) decreases progressively down the group..... | 0:00 | 0 | |
|
| 2024-09-27 | A battery is connected between two points A and B on the circumference of a uniform conducting r.... | 0:00 | 1 | |
|
| 2024-09-27 | Give equations of the following reactions :\n Phenol is treated with conc. \\(\\mathrm{HNO}.... | 0:00 | 2 | |
|
| 2024-09-27 | The green colour produced in the borax bead test of a chromium (III) salt is due to.... | 0:00 | 0 | |
|
| 2024-09-27 | Five identical capacitor plates, each of area A, are arranged such that adjacent plates are at a.... | 0:00 | 0 | |
|
| 2024-09-27 | For a glass prism, the angle of minimum deviation will be smallest for the light of-.... | 0:00 | 2 | |
|
| 2024-09-27 | At a given instant there are25% undecayed radioactive nuclei in a sample. After10 s the num.... | 0:00 | 1 | |
|
| 2024-09-27 | A charge Q is distributed over two concentric hollow spheres of radii r and R(>r) such that t.... | 0:00 | 1 | |
|
| 2024-09-27 | Complete the following chemical reactions :\n(a) MnO2+4HCl⟶\n(b) XeF6+KF⟶\n(c) I-(.... | 0:00 | 1 | |
|
| 2024-09-27 | A train is moving along a straight line with a constant acceleration a. A boy standing in the tr.... | 0:00 | 6 | |
|
| 2024-09-27 | Three particles, each of mass m, are situated at the vertices of an equilateral triangle of side.... | 0:00 | 1 | |
|
| 2024-09-27 | Iodoform test is not given by:.... | 0:00 | 0 | |
|
| 2024-09-27 | tpugty2d81iazn2a0l6vnltvn.... | 0:00 | 2 | |
|
| 2024-09-27 | 2vsl476t93091t7511sywh3hu.... | 0:00 | 183 | |
|
| 2024-09-27 | Identify which liquid will have a higher vapour pressure at 90°C if the boiling points of t.... | 0:00 | 1 | |
|
| 2024-09-27 | Evaluate:\\[\\int_0^1 \\tan ^{-1} x d x\\].... | 0:00 | 4 | |
|
| 2024-09-27 | Define the following terms :\nNative protein.... | 0:00 | 0 | |
|
| 2024-09-27 | For the reaction \\(3 A \\rightarrow 2 B\\), rate of reaction \\(+\\frac{d[B]}{d t}\\) is equal .... | 0:00 | 1 | |
|
| 2024-09-27 | {"english":"Write three differences between Physisorption and Chemisorption..... | 0:00 | 3 | |
|
| 2024-09-27 | A proton and an electron have equal speeds. Find the ratio of de Broglie wavelengths associated .... | 0:00 | 2 | |
|
| 2024-09-27 | What happens if external potential applied becomes greater than \\(\\mathrm{E}_{\\text {cell }}^.... | 0:00 | 0 | |
|
| 2024-09-27 | Explain the following reactions :(a) Wolff Kishner reduction\n(b) Cannizzaro reaction.... | 0:00 | 1 | |
|
| 2024-09-27 | Write anode, cathode and overall reaction of lead storage battery..... | 0:00 | 0 | |
|
| 2024-09-27 | Which of the following transition metals do not show variable oxidation states?.... | 0:00 | 0 | |
|
| 2024-09-27 | In a diffraction pattern due to a single slit, how will the angular width of central maxim.... | 0:00 | 3 | |
|
| 2024-09-27 | Determine the osmotic pressure of a solution prepared by dissolving \\(25 mg\\) of \\(K _2 SO _4.... | 0:00 | 0 | |
|
| 2024-09-27 | Give reasons for the following :\nThe only oxidation state shown by Scandium is +3 ..... | 0:00 | 1 | |
|
| 2024-09-27 | A parallel beam of monochromatic light is incident normally on a narrow slit and the light comin.... | 0:00 | 3 | |
|
| 2024-09-27 | The most common oxidation state for all lanthanoids is : .... | 0:00 | 1 | |
|
| 2024-09-27 | two statements are given - one labelled as Assertion (A) and the other labelled as Reason .... | 0:00 | 2 | |
|
| 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 | |
|
| 2024-09-27 | Answer the following questions on the basis of the given figure :\n\nDefine the process depicted.... | 0:00 | 0 | |
|
| 2024-09-27 | Which of the following reactions is a halogenated exchange reaction :.... | 0:00 | 4 | |
|
| 2024-09-27 | Why is ( \\(\\pm\\) )-Butan-2-ol optically inactive, though it contains a chiral carbon atom?.... | 0:00 | 2 | |
|
| 2024-09-27 | Show that the time required for the completion of \\(\\frac{3}{4}\\) th of a first-order reactio.... | 0:00 | 1 | |
|
| 2024-09-27 | Why is Sc3+ colourless in aqueous solution whereas Ti3+ is coloured?.... | 0:00 | 1 | |
|
| 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 | |
|
| 2024-09-27 | Which of the following statement(s) is (are) correct with reference to the ferrous and ferric io.... | 0:00 | 2 | |
|
| 2024-09-27 | Write the IUPAC name of the given compound :\nCH3COCH2COCH3.... | 0:00 | 0 | |
|
| 2024-09-27 | Define the following terms with a suitable example in each :(i) Multimolecular colloid(ii).... | 0:00 | 3 | |
|
| 2024-09-27 | Which of the following pairs give positive Tollen's test.... | 0:00 | 2 | |
|
| 2024-09-27 | The current in the forward bias is known to be more \\((\\sim mA )\\) than the current in the re.... | 0:00 | 0 | |
|
| 2024-09-27 | The electronic configuration of Ce is :\nC58e=[Xe]544f15d16s2\nCalculate the spin only magnetic .... | 0:00 | 3 | |
|
| 2024-09-27 | Give reasons for the following in one or two sentences. Dimethylamine is a stronger base than tr.... | 0:00 | 2 | |
|
| 2024-09-27 | Draw a \"stable\" human age pyramid. Comment on the population growth rate that is depicted by i.... | 0:00 | 0 | |
|
| 2024-09-27 | The variation in the concentration (R) vs. time (t) plot is given below. Answer the following qu.... | 0:00 | 1 | |
|
| 2024-09-27 | Formation of phenol from chlorobenzene is an example of ...... aromatic substitution..... | 0:00 | 2 | |
|
| 2024-09-27 | Equation of the circle with AB as its diameter is.... | 0:00 | 3 | |
|
| 2024-09-27 | The variation in the concentration (R) vs. time (t) plot is given below. Answer the following qu.... | 0:00 | 0 | |
|
| 2024-09-27 | As per IUPAC nomenclature, the name of the complex [Co(H2O)4(NH3)2] Cl3 is.... | 0:00 | 2 | |
|
| 2024-09-27 | NH42Cr2O7on heating gives a gas which is also given by.... | 0:00 | 2 | |
|
| 2024-09-27 | In a simple microscope, a convex lens of focal length \\(5 cm\\) is used. Calculate the magnifyi.... | 0:00 | 2 | |
|
| 2024-09-27 | Write the balanced chemical equations for the following.(i) Hypophosphorous acid is heated.(ii) .... | 0:00 | 3 | |
|
| 2024-09-27 | Arrange the following in order of their increasing ease of hydrolysis:\\[\\mathrm{CH}_3 \\mathrm.... | 0:00 | 0 | |
|
| 2024-09-27 | A child is born with ADA-deficiency.(a) Suggest and explain a procedure for possible life-long (.... | 0:00 | 1 | |
|
| 2024-09-27 | Which one of the following structures has the IUPAC name 3-ethynyl-2-hydroxy-4-methylhex-3-en-5-.... | 0:00 | 5 | |
|
| 2024-09-27 | Suggest appropriate structures for the missing compounds. (the number of carbon atoms remains th.... | 0:00 | 0 | |
|
| 2024-09-27 | If in a triangle ABC,a=1+3cm,b=2cm and ∠C=60°, then find the other two angles and the th.... | 0:00 | 1 | |
|
| 2024-09-27 | Diamond is harder than graphite..... | 0:00 | 1 | |
|
| 2024-09-27 | What would be the major product in the following reaction?\n.... | 0:00 | 4 | |
|
