Recently Active Chemistry Questions

WHAT ARE ORGANO P-S COMPOUNDS ...

ROH + bleaching powder -----> Phenol + CS2 ---> Phenol + CCl4 ----> for the 1st rxn i think the product will b aldehyde + CaCl2 +H20..pls confirm. ...

same amount of NH4Cl is dropped four times in a evacuated vessel and the final pressures recorded P1,P2,P3 and P4 respectively.NH4Cl dissociates as NH4Cl(s)=NH3(g)+HCl(g) when some water is added (assume no change in volume)a ...

will CrO42- evolve gas when treated with HCl ????? ...

Why is resonance required in Chemical Bonding ? ...

can there be covalent interaction between orbitals of the metal and ligand in coordination compounds?????????explain briefly ...

What is the difference between polydenticity and chelation? ...

The inversion of cane sugar proceeds with half life of 600 min at pH=5 for any concentratiojn of sugar.If pH=6,the half life=60 min.fond rate law i got the answer Rate=k[H+]1 bt ans is R=k[Sugar][H+] how is order 1 wrt sugar ...

*Image* +Cl2→ ??? temp=800K At high temp,allylic substitution takes place na ?? plz confirm ...

*Image* ...

what is heterogenius catalysis ???????????????????????? ...

why decrease in ionic character ,decrease in basic character in case of transition elements ...

Will the molecular orbital structure for N2- and O2+ and NO (all three have same no. of electrons) be same or different? What about their bond order? Explanation is required. ...

96) 50 ML of a solution containing 10-3 mole of Ag+ is mixed with 50 ml of a 0.1M Hcl solution. How much Ag+ remains in the solution? Ksp of Agcl = 10-10 a)2.5 * 10-9 b)2.5 * 10-7 c)2.5 * 10-8 d)2.5 * 10-10 59) Wats the ioniz ...

Arrange these according to the strengths of the σ-bonds they form along with proper reasons: s-s , s-p, p-p overlap of At. orbitals. ...

In in formation of the metal carbonyl compounds the dipole moment of the CO group should be considerable regarding the electronegativity difference of C and O but on the experimental basis the dipole moment comes out to be 0. ...

calculate pH of following solution a) 40ml of 0.050M Na2CO3 + 50ml of 0.040 M HCl b)40ml of 0.020M Na3PO4 + 40 ml of 0.040 M HCl give answers in terms of k1or k2 ...

inorganic is mostly about memorizing things i'm starting this thread so that some tricks for remembering things can be put up everyone is welcome to contribute ...

A catalyst decreases the activation energy of the rxn A→B (reversible) by 2%. ΔH = 37.02 Kcal. At 300 K, 4*10-8% molecules of B are able to cross over the potential energy barrier in absence of catalyst. How many times the ...

Q1 tell me if these named reactions in syllabus or not ?? a) Dieckman Reaction b) Malonic ester synthesis c) Acetoacetic ester synthesis Q2 also tell me what happens when ketones are treated with RONa/heat where R is alkyl gr ...

which carbocation wont for m intermediate? *Image* ...

Product of reaction of HO-CH2-CH2-CH2-CH2-OH with H+ is ??? ...

whats the NAME for P4S10 AND P4S3 ...

WHAT IS THE STRUCTURE OF CYANURIC TRIAZIDE ...

why doesn't acetic acid respond to haloform test ?(you can also consider why acetamide and acetyl chloride don't respond to this test though all have keto methyl groups ) ...

Dipole moment in aromatic system can any 1 could explain? THANKS in advance ...

In solid AB2 coordination number of of A is 8 .It has cubic closed packed lattice.Half of the atoms of B are removed. Find the number of tetrahedral holes(voids) remain filled ...

If each orbital can hold maximum of 3 electrons,then find the number of elements in fourth period of periodic table ...

in an experiment performed by X and Y for measurement of optical activity . X found it was d form with +30 rotation Y found it was l form with -150 rotation How can the dispute be solved ?? its not my doubt ..[1] ...

Why is boric acid a weak acid? ...