Assertion : Staggered conformation of ethane is 12.5 kJ mol-1 more stable than the eclipsed conformation.
Reason : The two conformations of ethane cannot be separated at room temperature.
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.
The C-H bond energy in ethane , ethene and ethyne :
more in ethene
more in ethane
more in ethyne
same in all these
The IUPAC name of the given compound is (CH3)3CCH2C(CH3)3
2, 3,4,4-tetramethylpentane
1, 2, 2, 4-tetramethylpentene
2,2,4, 4-tetramethylpentane
3, 3-dimethylpentane.
What is 'A.' in the following reaction?
C.
According to Markovnikov's rule,
Assertion: Saturated hydrocarbons are chemically less reactive.
Reason : All isomeric paraffins have same parent name.
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: Chloroform is stored in dark coloured bottles.
Reason: Chronic chloroform exposure may cause damage to liver and kidneys.
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 : Saturated hydrocarbons are chemically less reactive.
Reason: All isomeric paraftins have same parent name.
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.
The end product in the sequence would be
C3H7OH A B C
CH3-CCH
CH3-C(OH)=CH2
CH2=C=CH2
CH3-CH(OH)-CH2(OH)
Assertion: Ortho and para-nitrophenol can be separated by steam distillation.
Reason: Para-nitrophenol is steam volatile due to intramolecular hydrogen bonding.
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.
The function of anhydrous AlCl3 in the Friedel-Craft's reaction is to :
absorb water
absorb HCl
to produce electrophile
to produce nucleophile