Recently Active Chemistry Questions

*Image* friend this is an image from ur notes on P-P rearrangement...what changes took place in last two steps is unclear to me..can u throw some light on the last two steps? thanx ...

What is the rds in intramolecular cannizzaro of C5NH5-CO-CO-C6H5? Plz answer ASAP... ...

1.Is H2O2 acidic or basic..why ? 2.Are all salts of Lithium (Li) insoluble in H2O ? 3.Are all salts of Alkali metals (Na,K,Rb,Cs) soluble in H2O ? 4.Is the stability of +1 oxidation state (group 13) in the order B<Al<Ga ...

NH2 l CH3-C=NH or (CH3)2NH NH2 group is attached to C Which is more basic and why? ...

How can we account for the below Kavalues a) Benzoic acid 6.3 x 10-5 b) p-nitro benzoic acid 30.6 x 10-5 c) p-chlorobenzoic acid 6.4 x 10-5 d) p-methoxy benzoic acid 3.3 x 10-5 e) p-methyl benzoic acid 4.2 x 10-5 ...

Q ow many resonance structure does tropylium ion have? ...

organic chemistry! :( 1) Arrange according to Acidity.. a) benzoic acid, b) para-methylketo-benzoic acid, c) ortho-methylketo-benzoic acid [where methylketo means -COCH3] Answer given: b>c>a (reason: H-bonding in c make ...

How can be predict where a reagent {any, like NaOH(aq), KOH(aq), KOH(alc.)}, etc. will work as Nucleophile or Base or Acid Or any other type of reagent? ...

Why don't carbenes combine to give ethene whereas two H-C with 3 free e- combine to give H-C≡C-H ? ...

1. Explain the factors that influence the inversion barrier of an amine? ...

Can anybody explain me what are pseudohalogens and how to determine its stabilty.... ...

K4[Fe(CN)6] is used in the identification of : a)Fe2+ b)Fe3+ c)ionic bonded metal &ligand d)en ...

Why is H3PO2 more acidic that H3PO4 even when the latter has higher basicity (more repleacable H+) ? Don't answer in terms of Ka values. ...

wat r froats stabilizers...............................??????????????????? 2222)wat r depressents????? 3) ...

shudn't it obviously be c? *Image* ...

i didn't really understand the question. please help. the ans. is given a my doubt agar a) ans hai,,(going by same logic ) toh b) mein kya kharabi hai?? *Image* ...

PLZ.. HELP WITH THIS NOMENCLATURE... *Image* SOMEONE TELL DIS IUPAC NAME PLZ.. ...

HYDRIDE ION IS A STRONG BASE OR A STRONG NUCLEOPHILE?? IF BOTH ..WHICH EFFECT IS STRONGER???? GIVEN A REACTION..WILL IT ACT AS A PROTON ACCEPTOR OR A NUCLEOPHILE?? PLZZ ANSWER SOMEONE.. ...

what is the product A?? http://img266.imageshack.us/i/43982323.png/ ...

can ne1 say wat is ortho effect??? ...

anniline substituted with a methyl group in the ortho position is a weaker base than unsubstituted annilin.... this is given in solomons .... the reason mentioned is ortho effect. I feel the methyl group in the ortho position ...

Q. Give an example where ortho-substituted benzoic acid is NOT stronger than benzoic acid.. i.e. where ortho effect is not applicable ...

what is the product A?? http://img266.imageshack.us/i/43982323.png/ ...

which one of the following contains the most acidic hydrogen and why? *Image* ...

Hello, Plz tell me what are the important topics in chemistry for iit jee.I am in 11th class and I am not very happy with my preparation in chemistry.Now,I feel that i should just concentrate on the important and scoring topi ...

Which of the following statements is correct if Standard reduction potentials of Cu and Sn are 0.337V and -0.136V resp. (both from +2 charge) a) Cu2+ ions can be reduced by H2(g) b) Cu can be oxidised by H+ c) Sn2+ ions can b ...

In the electrolysis of sulphuric acid, Why is OH- oxidised at the anode and not H2O ? Can someone tell me about their reduction potentials? ...

CH3COCl + Nu- → CH3CONu +Cl- reactivity order of different nucleophiles towards this reaction is a. NH2- < CH3COO- < OH- b. CH3COO- < OH- < NH2- c. NH2- < OH- < CH3COO- d. CH3COO- < NH2- < OH- which ...

*Image* The above compound is treated with AgNO3 to form (X) . Which statement is true anout the product : a) Product is aromatic. b) Product has high dipole moment. c) Product has less resonance energy. d) Product is soluble ...

can anyone tell me that where can i get notes on detection of carbon compounds??? ...