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New answer posted

a year ago

Chemistry Chemistry Coordination Compounds

The complex that can show optical activity is:
0 Follower 2 Views

R
Raj Pandey

Contributor-Level 9

Only cis- [CrCl? (ox)? ]³? show optical isomerism while its trans form do not show optical isomerism due to presence of plane of symmetry.

New answer posted

a year ago

Chemistry Chemistry Coordination Compounds

The electronic spectrum of [Ti(H?O)?]³? shows a single broad peak with a maximum at 20,300 cm?¹. The crystal field stabilization energy (CFSE) of the complex ion, in kJ mol?¹, is: (1 kJ mol?¹ = 83.7 cm?¹)

 
0 Follower 6 Views

R
Raj Pandey

Contributor-Level 9

Kindly consider the following Image 

 

New answer posted

a year ago

Chemistry Chemistry Organic Chemistry

Which one of the following compounds possesses the most acidic hydrogen?

 
0 Follower 20 Views

R
Raj Pandey

Contributor-Level 9

Kindly consider the following Image 

 

New answer posted

a year ago

Chemistry Class 11th

Of the species, NO, NO?, NO? and NO?, the one with minimum bond strength is
0 Follower 1 View

R
Raj Pandey

Contributor-Level 9

Species Bond order

(A) No+3

(B) NO2+2.5

(C) NO-2

(D) NO 2.5

Bond order strength is proportional to bond order.

New answer posted

a year ago

Chemistry Class 12th

The mechanism of S?1 reaction is given as:

A student writes general characteristics based on the given mechanism as:
(a) The reaction is favoured by weak nucleophiles.
(b) R⊕ would be easily formed if the substituents are bulky.
(c) The reaction is accompanied by racemization.
(d) The reaction is favoured by non-polar solvents.
Which observations are correct?
0 Follower 5 Views

R
Raj Pandey

Contributor-Level 9

Above reaction is S?1 reaction as it proceed via formation of carbocation. Polar solvent is more suitable for S?1 and racemisation takes place.

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