Recently Active Chemistry Questions

explain Metal acetyliedes ...

when CH3-CH2-CH-Cl2 is treated with NaNH2, the product formed is ? ...

Could Sum1 Pls Explain "Equivalence Point"?...I searched in all standard books but got no complete info.....i think i question related to this also came in JEE08............Pls Help ...

Assertion : A is more stable than B . reason : Resonance effect leads to stabilization . *Image* ...

A solution of a anon volatile solute in water freezes at -30 degree C. The vapour pressure ofthe pure water at 298K is 23.51 mm Hg and Kf for water is 1.86 K kg/mol. Calculate the vapour pressure o fthis solution at 298k ...

Q 1 ) for a d electron, the orbital angular momentum i s A) 6 (h/2pi) B) 2 (h/2pi) C) (h/2pi) D) 2(h/2pi) Q2) The orbital angular momentum of an electron in 2s orbital is A)1/2 . h/ 2pi B) zero C) h/ 2pi D) 2 h/ 2pi Q3) The f ...

On what factors product in Oxymercuration demercuration depends... ? ...

A hydrocarbon A of the formula C7H12 on ozonolysis gives a compound B which undergoes condensation giving 1 acetylcyclopentene. Identify A dand B ...

A monomer of polmyer on ozonolysis gives two moles of CH2O and one mole of CH3COCHO. Write the structure of monomer and write all cis configuration of polymer chain. ...

a ball of mass 100 g is moving with 100 ms-1. 1 mark JEE 2004 :P ...

Q 1 ) number of radial nodes of 3s and 2p orbitals are respectively.. Q 2) Quantum numbers +1/2 and -1/2 for the electron spin represent A) Rotation of the electron in clockwise and anti clockwise directio nrespectively B) Ro ...

With what velocity should alpha particle travel towards the nucleus of a copper atom so as to arrive at a distance of 10-13 metre from the nucleus of the copper atom. ...

The Schorodinger wave equation for hydrogen atom is ψ \Psi_{2s}=\frac{1}{4\sqrt{2\pi}}\left(\frac{1}{a_0} \right)^{3/2}\left(2-\frac{r_0}{a_0} \right)e^{-r_0/a_0} where a0 is the Bohr's radius, if the radial node is 2s be ...

2,2-Dimethyloxirane can be cleaved by acid(H+) write the mechanism ...

Is this statement correct * For octahedral complex, when ligand is same then stability of the complex is in order Fe2+<CO+2<Ni+1<Cu+2 ...

This may be simple but I'm not too comfortable with ionic(even the simplest[2][2]). So pls help !!! A young scientist performs the foll. set of experiments to find the pH of the resulting soln. at diff. equivalence pts. ,the ...

*Image* ...

wats borazole ?? i searchd 4 dat bt ni mila kuch :( ...

1) C *Image* C --- C *Image* C + 1EQ. HCl at liow temp. GIVES ??? 2) C *Image* C --- C ---- C *Image* C + 1EQ. HCl at liow temp. GIVES ??? ...

to 500 cm^3 of water, 3.0x10-3 kg of acetic acid is added. If 23% of acetic acid is dissociated, what will be the depression in freezing point? Kf and density o fwater are 1.86 K kg/mol and 0.997 g/cm^3 respectively. ...

Nitrobenzene is formed as the major product along with a minor product in the reactionof benzene witha hot mixture of nitric acid and sulphuric acid. The minor product consists of carbon: 42.86%, Hydrogen:2.4%, nitrogen:16.67 ...

1.22g of benzoic acid is dissolved in 100 g of acetone and 100g of benzene seperately. Boliing point of the solution in acetone increases by 0.17 degree C, while that inthe benzene increases by 0.13 degree C; Kb for acetone a ...

i have some basic doubts ... cyanide ion and iodide ion giver ppt with silver nitrate ???? is iodide better neucleophile than bromide ? which is stronger neucleophile ch3- or nh2- ??? arrange in order of strength of bases [de ...

1) which of these can easily distinguish between 1-butyne and 2-butyne. a) Br, CCl4. b) H2, Lindlar catalyst c) dil H2SO4, HgSO4. d) ammoniacal CU2Cl2 solution. ...

wat is exchange energy & with ex. ...

What is the application of Grignard reagent in tha preperation of amines? ...

IN THE REACTION 4NH3+5O2→4NO+6H2O WHEN 1 MOL OF AMMONIA AND 1 MOL OF O2 ARE ALLOWED TO REACT THEN {A}1 MOL OF H2O IS PRODUCED {B}1 MOL OF O2 IS CONSUMED {C}1 MOL OF NO IS PRODUCED {D}1 MOL OF NH3 IS CONSUMED ...

i need help in organic and inorganic can you please post the chapters in decreasing order of importance (or say the most important chapters in both please) please reply fast ! ...

does inversion take place whenevr C-O bond breaks in an alcohol? gott da dbt 4 rm dis 1 eg ...tosyl chloride addn 2 an alcohol inverts its config....as CO bond breaks...but PCL3 or SOCl2 dont as CO bond doesnt break.... ...

Which of the following reagents can be used to distinguish chlorobenzene from chloro cyclohexane a)AgNO3/C2H5OH b)Ag(NH3)2OH c)Na fusion,HNO3,AgNO3 d)Br2/CCl4 ...