Advertisements
Advertisements
Which would undergo SN2 reaction faster in the following pair and why ?
CH3 – CH2 – Br and CH3 – CH2 – I
Concept: undefined >> undefined
What is meant by negative deviation from Raoult's law? Give an example. What is the sign of ∆mixH for negative deviation?
Concept: undefined >> undefined
Advertisements
Concept: undefined >> undefined
Complete the following chemical equation:
\[\ce{Ca3P2 + H2O ->}\]
Concept: undefined >> undefined
Which alkyl halide from the following pair is chiral and undergoes faster SN2 reaction?
Concept: undefined >> undefined
Out of SN1 and SN2, which reaction occurs with
(a) Inversion of configuration
(b) Racemisation
Concept: undefined >> undefined
Some liquids on mixing form 'azeotropes'. What are 'azeotropes'?
Concept: undefined >> undefined
What is the significance of number of 6,6 in the polymer nylon-6,6?
Concept: undefined >> undefined
State Raoult’s law for a solution containing volatile components. Write two characteristics of the solution which obey Raoult’s law at all concentrations.
Concept: undefined >> undefined
Write the structures of monomers used the following polymers:
Nylon - 6, 6
Concept: undefined >> undefined
Write the equation involved in Friedal-Crafts Alkylation of Phenol
Concept: undefined >> undefined
Answer the following question.
Write one stereochemical difference between SN1 and SN2 reactions.
Concept: undefined >> undefined
How many tetrahedral voids can exist per unit cell in a hexagonal close packing sphere?
Concept: undefined >> undefined
The unit cell of a substance has cations A+ at the corners of the unit cell and the anions B− at the center. The simplest formula of the substance is ____________.
Concept: undefined >> undefined
Total number of voids in 0.5 mole of a compound which forms hexagonal close packed structure is ____________.
Concept: undefined >> undefined
A compound is formed by two elements A and B. The element B forms cubic close packing and atoms of A occupy `1/3"rd"` of tetrahedral voids. The formula of this compound is ____________.
Concept: undefined >> undefined
Raoult’s law states that for a solution of volatile liquids the partial pressure of each component in the solution is ____________.
Concept: undefined >> undefined
Minimum boiling azeotrope is formed by the solution which showed
Concept: undefined >> undefined
In a coordination entity of the type [PtCl2(en)2]2+ which isomer will show optical isomerism?
Concept: undefined >> undefined
AgCN reacts with haloalkanes to form isocyanide. Haloalkanes react with KCN to form alkyl cyanides as the main product. Why?
Concept: undefined >> undefined
