Recently Active Chemistry Questions

what is meant by non ionisable P-Hbonds. howmany non ionisable P-H bonds r there in H3PO3? ...

I KEPt THE NAME OF THE QUESTION AS SUCH BECAUSE I WILL KEEP ON POSTING MY QUESTIONS IN THIS TAG ONLYYYYYYYY I WILL ADD NEW QUESTIONS DAILYYYYYYYYYYYY whats more than organic in chemistry.. so i will start with that 1]Convert ...

can someone please explain to me how [Cr(gly)3] shows geometrical and optical isomerism ...

Can someone help me why the following compounds do not show tautomerism. *Image* ...

which one is more stable? *Image* ...

lake cayuga has a volume of water estimated to be 8.2 X 10^12 L.a power station not so far above cayuga waters produces electricity at the rate of 1.5 X 10^6 coulomb/sec at an appropiate voltage ...how long would it take to e ...

benzene and toluene form nearly ideal solutions.at 300K p°toluene=32.06mm and p°benzene=103.01mm. a liquid mixture is composed of 3 mole of toluene and 2 mole of benzene.if the presurre over mixture is reduced,at what press ...

K2Pt+4Cl6 is well known compound and corresponding Ni4+ Salt it unknown ? Whereas Ni+2 is more stable than Pt+2. Give Proper Explanation . ...

Given: Ag(NH3)2 1Ag+2NH3, Kc=6.2*10^-8 and Ksp of AgCl=1.8*10^-10 at 298K. if ammonia is added to water solution containing excess of Agcl(s) only .Calculate the concentration of complex in 1M aqueous ammonia ...

Q. densities of diamond and graphite are 3.51 and 2.25 g/cc respectively. increase in pressure on equilibrium C(diamond) <--> C(graphite) (A) favours forward rkn (b) " back " (c) no effect (d) increases rkn rate ...

The aqueous solution with the lowest freezing point is (1) 0.01 m glucose (2) 0.01 m KCl (3) 0.01 m BaCl2 (4) 0.01 m K4[Fe(CN)6]? With explanation please.thanks ...

Number of unhybridised orbitals in vinyl acetylene are (A) 2 (B) 3 (C) 4 (D) 6 ...

wat is phenoxide moiety?????? ...

hello!! i am nearly a starter in ORGANIC CHEMISTRY!! i am presently using a book ORGANIC CHEMISTRY ARIHANT PUBLICATIONS... Is this book good enough??I mean which is the best book to use to gain best and clearest theoritical c ...

The smallest ketone and its next homologue are reacted with NH2OH to forn oxime. (a) two different oximes are formed. (b)three diff oximes are formed . (c)two oximes are optically active. (d) all oximes are optically active. ...

will Co(NH3)4Br2Cl show optical isomerism??? ...

well....organic a nightmare for many fun for others....a house of many exceptions to basic phenomenon n reactions is the beauty of ORGANIC CHEMISTRY!!!!!!! so this thread is dedicated to those exceptions in organic chemistry! ...

27Al13 is a stable isotope,29Al13 is expected to disintegrate by A. alpha emission B. beta emission C. positron emission D. proton emission. ...

A one litre gas bulb contains 1.03*1023 H2 molecules. If the pressure exerted by these molecules is 760mm of Hg, what must be root average squared molecular speed?? ...

The molecules MLx is planar with 7 pairs of electrons around M in valence shell. The value of x is ... ?? Integer type.! ....This question was posted first by Subhomoy bhaiya,again repeated......Well Wats dat 7 pair of electr ...

1. Boiling of egg 2. Dissolution of sugar in water ...

*Image* I THINK WE WILL GET *Image* AM I CORRECT??????????????? ...

Among KO2, AlO2-, BaO2 and NO2+, unpaired electron is present in a) NO2+ and BaO2 b) KO2 and AlO2- c) KO2 only d) BaO2 only ...

The ionization constant of NH4+ in water is 5.6 x 10-19at 25 C.The rate of constant of the reaction of NH4+ and OH- to form NH3 and H2O is 3 x 1010 L/mol s.Calculate the rate constant for proton transfer from water to NH3. ...

Q1. The equivalent weight of HNO3 in the reaction 3Cu + 8HNO3 → 3Cu(NO3)2 + 2NO + 4H2O is Q2. What will be the equivalent weight of HCl on the following reaction? K2Cr2O7+14HCl → 2KCl + 2CrCl3 + 3Cl2 + H2O ...

does tolllens reagent oxidize alcohols and giv a positive test for thm too wat bout fehlings and benedicts? ...

A mixture of H2O(v), CO2 and N2 was trapped in a glass apparatus with a volume of 0.731 ml. The pressure of total mixture was 1.74 mm of Hg at 23°C. The sample was transferred to a bulb in contact with dry ice(-75°C) so tha ...

The IUPAC name of [CuCl2{O=C(NH2)2}2] is A) dichloridobis(urea)copper(II) B) bis(urea)dichloridocopper(II) C) dichloridobis(ureaido)copper(II) D) bis(ureaido)dichloridocopper(II) ...

can anyone suggest a website offering help in chemistry. i m very confused with this subject. ...

0.1 millimole of CdSO4 is present in 10mL acid solution of 0.08 N HCl.Now H2S is passed to ppt. all the Cd2+ ions.The pH of the soln after filtering off ppt,boiling off H2S and making the solution 100 mL by adding water is ap ...