Recently Active Chemistry Questions

Cyclohexene on ozonolysis followed by rxn with Zn dust and water yields compund E. Compound E on further treatment with aq KOH yields compound F. Structure of F is _______?? ...

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If D(t) and D(o) are the theoretical and observed vapour densities at a definite temperature and @ be the degree of dissociation of a substance. Then, find @ in terms of D(o),D(t) and n (number of moles of products formed fro ...

In a vessel containing N2.H2 and NH3 at equilibrium,some helium gas is introduced so that pressure increases while temperature and volume remain constant.According to Le Chatelier’s principle, the dissociation of NH3 [A]inc ...

69 The graph plotted between ΔmixingG/nRT versus mole fraction of one component X in mixture *Image* ...

For the dissociation reaction N2O4(g)→2NO2, Find the degree of dissociation(@) in terms of Kp and total equilibrium pressure P. ...

Addition of chlorine to ethene is syn addition or anti addition? ...

Regioselectivity can be achieved when unsymmetrical ketones are used in directed aldol reaction by generating the kinetic enolate using LDA. This ensures the production of enolate in which proton has been removed 1. From less ...

Gallium is an element of 13th group. It has very low melting point i.e., 30°C Ga (s) <--->Ga (l) Forward direction in this equilibrium is favoured by 1.High temperature and low pressure 2. High temperature and high pre ...

*Image* whats this C2 ???reading it first time .... is this same as HVZ reaction ??? ...

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in which of the following decarboxylation takes place on simple heating ?? *Image* ans is 1,3 but why not 1,2,3 ?? ...

*Image* this is decarboxylation naa ??? but whats the final ans ...

i had a doubt regarding the mechanism of aldol say for example,of acetaldehyde.After OH- takes away an acidic hydrogen,the formed -CH2CHO attacks the C of C=O of another acetaldehyde mol but 1)isnt the reso structure of -CH2C ...

(CH3)3 -C-COOH + (Red P, Br2) → ? ...

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Explain - why is Red Phosphorus more stable than white phosphorus? Which one of the following allotrope of Phosphorus conducts electricity: 1. White P 2. Red P 3. Black P 4. Violet P n.b. White is sometimes mentioned in probl ...

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dimethyl propanoic acid can be prepared easily from 2-chloro-2-methylpropane through a)grignard route b)nitrile route c)both d)none ...

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1)Give the diel's alder adduct b/w phenanthrene and anthracene . 2) give the structure of the prodcut . here's the Q. *Image* ...

Do CO & N2 each have 6.023 x 1023 x 14 e-s ????????/ ...

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What is the potential of the cell having two electrodes, the negative one is in contact with 10 -8 M H+ and positive one is in contact with in 0.25 M H+ ???? ...

Electrons in various degenarate orbitals of a subshell can be filled by followin arrangements: x!/(x-y)!y! . where x = 2 * no. of orbitals y = no. of electrons Then a p^2 configuration can be written in how many ways? ...

When heated, NH4COONH2 decomposes as below: NH4COONH2(g)→2NH3 + CO2 At a certain temperature the equilibrium pressure of the system is 0.318 atm.Find the Kp for the reaction.. ...

N2(g)+3H2(g)→2NH3 For the reaction initially the mole ratio was 1:3 of N2 and H2.At equilibrium 50% of each has reached.Find the partial pressure of NH3 at equilibrium if the equilibrium pressure is P. I am getting P/3 as a ...

How can u prepare benzene from lime ?? ...