Recently Active Chemistry Questions

*Image* Which reagent will show faster rate of dissapearance of alkyl halide? a)CN- b)HS- c)both at same rate ...

Why is acetone best solvent for reaction between alkyl chloride and pottasium iodide? ...

given [Ag(NH3)2+]→Ag+ + 2NH3 kc=6.2x10-8 Ksp(AgCl)=1.8x10-10 at 298 K. calculate the concentration of complex in 1 M aqueous ammonia pls provide detailed solution ...

The freezing point of an aqueous solution of KCN is 0.1892 mol Kg-1 of solvent was found to be -0.7040C. On adding 0.095 mol of Hg(CN)2, the freezing point of the solution was found to be -0.5300C. If the complex-formation ta ...

100gm of CaCO3 is heated in a vessel of 100 l capacity at 1000k. CaCO3 decomposes to form CaO and CO2 ..if kp for the equilibrium CaCO3 <----> CaO + CO2 is 7.5 atm, then find the % of CaCO3 unreacted ...

what is the product formed in this reaction?? Na , Et2O 2 C2H5CN --------------------> product????? ...

which one is a strong base and why ? H2N- , RO- ...

Which one has greater solubility and why?? a) LiCl b) KCl ...

*Image* PLEASE guys.... cooperate with the picture !!.................. ...

what is the order of polarity ? H2O , CH3COOH , CH3OH and also tel the reason....... ...

1. When methane gets chlorinated by chlorine, does only chloromethane and HCl are formed or dichloromethane, trichloromethane and tetrachloromethane are formed?? Our sir told that also hydrogen and ethane would be for ...

For non-zero value of force of attraction between gas molecules for large volume, gas equation will be ------ ?? my ans is PV = nRT - n2a/V (i took b negligible as its large volume.. ) plz ...

in haber process 30 litres of dihydrogen and 30 litres of dinitrogen were taken for reaction , which yielded only 50% of the expected product. what will be the composition of gaseous under the aforesaid condition in the end & ...

Can anyone explain the effect of adding an inert gas to an equilibrium mixture? ...

Does the colour of a complex have anything to do with the counter ion? ...

How do we assign R S notation to 3-d molecules?? If we want to convert them to Fischer projection formula then how do we do it?? ...

*Image* which reaction is faster and why ...

Most SN1 reactions do not lead 100 % racemization. This is because : (a) retention occurs more than inversion (b) inversion occurs more than retention (c)solvation of ion pairs is not effecient (d) solvation of ion pairs is e ...

CH3- CH2 -CH= CH2 + CH3-OH + (H+) -------> CH3-CH2 -CH(OCH3)-CH3 which is the electrophile in the first step ? ...

CH2=CH-CH2-Br is subjected to undergo SN1 and SN2 reactions separately taking C2H5O- as nucleophile in C2H5OH . Now which of the following will be most appropriate ? (a) Both SN1 SN2 give two products (b)Both SN1 SN2 ...

*Image* Which of the following is correct ? (a) it is unimolecular nucleophilic attack (b) it is bimolecular nucleophilic attack (c) it is internal nucleophilic attack (d) it is unimolecular electrophilic attack ...

IS THERE INVERSION IN ACYCLIC COMPOUNDS ALSO? LIKE IS THERE INVERSION IN C2H5-NH2??(EXPLAIN THIS) ARRANGE THE FOLLING IN DECREASING ORDEROF DIPOLE MOMENT(EXPLAIN) 1.C2H5-Cl 2.CH2=CH-Cl 3.CH=_ C-Cl(ITS TRIP ...

A blown up balloon has a volume of 500ml at 278 K.The balloon is distended to its maximum stretching capacity.Determine the min temp above which it will brust. ...

wich is d best method 2 prepare 2degree amine?? a)CH3Cl +NH3-----> b)CH3Cl--->(KCN) -------->(Sn/HCl) ----> c)CH3Cl--- ...

water vapour and steam both have the same amount heat present in tehm as latent heat . But , they don't cause the smae amoutn fo ahrm . WHY? might be simple yet useful I thik. ...

5.2g of a limestone was dissolved in dilute HCl and the solution was made up to 1 dm3. 25cm3 of this solution was treated with ammonium oxalate. The resulting ppt. of calcium oxalate was titrated against 0.111N KMnO4 in acidi ...

Arrange according to dipole moment... CHCl3, CH2Cl2, CH3Cl ...

*Image* which reaction is faster and why ? ...

calcualete degree of dissociation of phosgen if 2g of it is heated at 500C to occupy 1.985L at 1 atm. ...

50mL hydrocarbon having 85.7% Carbon at STP on combustio ngives0.37 g CO2 ,0.142g of H2O and unknown qty. of methane.Determine molecular formula of hydrocarbon ...