The structures of (CH3)3CBr and CH3[CH2]3 Br represent
chain isomerism
position isomerism
chain as well as position isomerism
functional isomerism
Petrol for aviation purpose must contain
straight chain hydrocarbons
aromatic hydrocabrons
olefinic hydrocarbons
highly branched chain paraffins
Which of the following fluorides does not exist?
NF5
PF5
AsF5
SbF5
A.
NF5
P, As and Sb form pentahalides of the general formula EX5 (where, E = P, As and Sb) due to the presence of vacant d-orbitals in their respective valence shell. N does not form pentahalides due to the absence of d-orbitals in its valence shell.
IUPAC name of (CH3)3 CCl is
n-butyl chloride
3-chloro butane
2-chloro-2-methylpropane
t-butyl chloride
The isomerism that arises due to restricted bond rotation is
metamerism
optical isomerism
position isomerism
geometrical isomerism
The only o p-directing group which is deactivating in nature is
-NH2
-OH
-X(halogens)
-R(alkyl groupd)
The IUPAC name of the following compound is
1, 2-dimethyl-2-butenol
3-methylpent-3-en-2-ol
3, 4-dimethyl-2-buten-4-ol
None of the above