How many σ and π bonds are present in dicyano ethene CN - CH = – InterviewSolution

InterviewSolution

1.	How many σ and π bonds are present in dicyano ethene CN - CH = CH - CN respectively ?(A) 7 and 1 (B) 7 and 5 (C) 5 and 7 (D) 3 and 5
Answer» (B) 7 and 5

Discussion

No Comment Found

Related InterviewSolutions

How many cyclic and acyclic isomers are possible for the molecular formula C3H6O?(a) 4(b) 5(c) 9(d) 10
How many actual double bonds does the benzene ring possess?(a) None, carbon-carbon bonds in benzene are delocalized around the ring(b) 1 double bond(c) 2 double bonds(d) 3 double bonds(e) 4 double bonds
In which of the following molecule resonance (delocalized electrons) is observed ?(A) methane(B) ethane(C) benzene(D) cyclohexane
Cyclo alkene and alkyne are which type of isomers ?(A) Chain(B) Functional group(C) Metamers(D) Votamers
The IUPAC name of is ....................(a) 2 – Hydroxypropionic acid(b) 2, 4. 4 – Trimethylpent -3-ene(c) Propan – 2 – ol 1 – oie acid(d) 2, 2, 4 – Trimethylpent -2-ene
By mistake, an alcohol (boiling point 97°C) was mixed with a hydrocarbon (boiling point 68°C). Suggest a suitable method to separate the two compounds. Explain the reason for your choice.
How will you separate a mixture of o-nitrophenol and p-nitrophenol?
A reaction is carried out using aniline as a reactant as well as solvent. How will you remove unreacted aniline?
A liquid has three components. Which technique will you employ to separate them.
How will you separate a mixture of o-nitrophenol and p-nitrophenol?