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Popular Questions
- a plot of in K against 1/T abscissa is expected to be a straight line with intercept on ordinate acis equal to
- the amount of heat evolved when 500 cm³ of 0.1 M HCl is mixed with 200 cm³ of 0.3 M NaOH is
- a radioactive atom x/y M emits two particles and one b particle successively
- the geometry of electron pairs around I in IF5 is
- in the following electron dot structure calculate the formal charge from left to right nitrogen atom
- H2S is passed into one dm³ of a solution containing 0.1 mole of Zn² and 0.01 mole of
- the amount of heat released when 20 ml 0.5 M NaOH is mixed with 100 ml 0.1 M HCl is × kJ the heat of neutralization is
- the mass of metal with equivalent mass 31.75 which would combine with 8g of oxygen is
- the atomic number of Ni and Cu are 28 and 29 respectively the electrons configuration 1s² 2s² 3s² 3p² 3d¹Ⱐre..
- increasing order of carbon carbon bond length for the following is
- the electron potential for
- the solubility of Ca3(Po4)2 in water is y moles / litres. its solubility product is
- the molecular formula of Wilkinsons catalyst used in hydrogenation of alkenes is
- the formula of mass of Mohrs salt is 392 the iron present in it is oxidised by KMnO4 in acids
- solubility product of a salt AB is 1×10⸠M² in solution in which the concentration of A
- the reaction C2H5ONa
- the IUPAC name of
- the half time of 2g sample of radioactive nuclide X is 15 min
- reaction of formaldehyde and ammonia gives
- the electronic configuration of Cr³
- primary nitroalkanes are obtained in good yield by oxidising aldoximes with the help of
- the decomposition of a certain mass of CaCO3 gave 11.2 dm³ of CO2 gas at STP
- the concentration of a reactant C decreases from 0.1 M to 0.025M in 40 minutes if the
- an example for auto catalystsis is
- inductive effect involves
- identify the compound amongst the following of which 0.1 m aqueous solution has highest boiling point
- the formation of is the basic for the formation of xenon fluorides
- the correct statement with regard to
- the catalyst used in preparation of an alkyl chloride by the action of dry HCl on an alcohol is
- the activation energy of a reaction at a given temperature is found to be
- an element belongs to group 15 and third period table. its electronic configuration will be
- the basicity of aniline is less than that of cyclohexylamine this is due to
- in the reaction
- brown ring test is used for detection of which radical
- the brown ring test for nitrates depends on
- 5.0 g of sodium hydroxide is dissolved in little quantity of water and the solution is diluted up to 100ml
- the IUPAC name of the complex
- paracetamol is
- the maximum number of possible isomers in 1 bromo 2 methyl cyclo butane is
- the correct sequence of steps involves in the mechanism of cannizzaro reaction is
