Recently Active Chemistry Questions

pH of Aquous solution of HCl is 6.5 Find the [Cl -] ...

Q3 A reversible adiabatic expansion is an Your Answer: isoentropic process Correct Answer: isochoric process Score: -1 Explaination : no need this is the question in olympiad section which is there in test column sir i think ...

what is a nodal plane ...

*Image* Why diz compund is named as α-D-glucopyranose. i just want to know that, what is the significance of 'D' ? ...

Crystalline solids are Anistropic i.e have different values in different directions for various properties. Why????? ...

while moving down the group in 18th group , explain the following (a). solubility increases (b). ease of liquefaction increases (c). electrical conductivity decreases ...

how can SnCl2, a reducing agent???.. it must be oxidising agent..what u think... ...

can anyone pls explain what Gauche configuration means? ...

2benzaldehyde in presence of D2O(heavy water) gives???? ...

which of the following has highest nucleophilicity? a. F b. OH(negative) c. CH3(negative) d. NH2(negative) ...

*Image* ...

What is meant by isohydric solutions??? ...

give a specific question , that'll be easier ...

What is the difference between Anti-aromatic and non-Aromatic compounds????????? ...

how is hydrogen bonding responsible for the anamolous expansion of water???? plz explain properly n in details...... ...

how to dtermine equivalent weight of an element undergoing disproportionate reaction ???? ...

*Image* ...

Hi Friends i have doubts in the following question. 1. What is Umbrella Reaction? 2. How to convert Methanol to Butanol? ...

*Image* CAN ANYONE GIVE ME THE CORRECT MECHANISM OF THIS RXn.... ...

Why does C-N length increase in CN+ as compared to CN- ? ...

1 M soln of a weak base BOH is only 0.5% ionised. If 2 ml 1 M soln of BOH is mixed with 30ml water, the degree of dissociation of the base in the resulting soln and H+ ion conc. of the soln will be ??? a) 0.02 and ...

explain kirchoff's equation related to chemistry ...

A 0.127g of unsaturated oil was treated with 25mL of 0.1M ICl solution.The unreacted ICl was then treated with excess of KI.Liberatd iodine reqd.40mL 0.1M hypo solution.Determine mass of I2 that would have been reqd with 100g ...

Suppose a sample of an initially pure single enantiomers of tartaric acid [@]D=+12.4°(H2O) underwent a chemical isomerization reaction which yielded 10% of the other enantiomers and 20% meso isomer in addition to 70% of ...

2 liquids have boiling pt. as 80°c and 100°c resptly. Which liquid will have more vapour pressure at 80°c? plz xplain ur ans. quick reply is appreciated. ...

Why does XeF6 form capped octahedron and not polygonal pyramidal? ...

A reacts with ethanol in the presence of conc. sulfuric acid under reflux to give B, C8H14O5. B evolves hydrogen gas when treated with sodium metal and reacts with acidified potassium dichromate (VI) to give compound C. Compo ...

wots d diffrnce betwn alpha and beta glycosidic linkages .. i searhd on wiki it says linkage is presnt bove n below bt in d diagrm givn itz confusin sumone plez xplain in detail ...

The stability of carbenes is [1]Singlet carbene > Triplet carbene [2]Singlet carbene = Triplet carbene [3]Singlet carbene < Triplet carbene i donno y tey not ginen duplet one . any xplanation ????&# ...

How is the structure of trans-1,2 dichloroenthane ? ...