Assertion :Tertiarycarbonium ions are generally formed more easily than primary carbonium ions.
Reason : Hyperconjugation as well as inductive effect due to additional alkyl groups stabilize tertiary carbonium ions.
If both assertion and reason are true and reason is the correct explanation of assertion.
If both assertion and reason are true but reason is not the correct explanation of assertion.
If assertion is true but reason is false.
If both assertion and reason are false.
Assertion : Pyrrole is an aromatic heterocyclic compound.
Reason : It has cyclic delocalised 6 electrons.
If both assertion and reason are true and reason is the correct explanation of assertion.
If both assertion and reason are true but reason is not the correct explanation of assertion.
If assertion is true but reason is false.
If both assertion and reason are false.
Assertion : trans-butene on reaction with bromine forms racemic mixture.
Reason : trans-compound in trans addition forms two types of stereoisomers.
If both assertion and reason are true and reason is the correct explanation of assertion.
If both assertion and reason are true but reason is not the correct explanation of assertion.
If assertion is true but reason is false.
If both assertion and reason are false.
Assertion : The lactic acid shows the geometrical isomerism.
Reason : Lactic acid has carbon-carbon double bond.
If both assertion and reason are true and reason is the correct explanation of assertion.
If both assertion and reason are true but reason is not the correct explanation of assertion.
If assertion is true but reason is false.
If both assertion and reason are false.
Following pair is separated by yellow ammonium sulphide :
CdS , Bi2S1
Bi2S3 , PbS
PbS , HgS
CdS , Ag2S3
Quantitative measurement of nitrogen in an organic compound is done by the method :
Berthelot method
Belstein method
Lassaigne test
Kjheldahl method
D.
Kjheldahl method
Kjeldahl and Duma's methods are used for the quantitative estimation of nitrogenin an organic compound .In the Kjeldahl method , the nitrogen element of organic compound is changed to the ammonia .