CBSE
Inorganic benzene is
B3N6H3
B3N3H6
Al3N3H6
None of these
Sodium formate on heating gives
oxalic acid and H2
sodium oxalate and H2
sodium oxalate
CO2 and caustic soda
Which among the following is the most stable carbocation?
CH3H2
Which one of the following is expected to exhibit optical isomerism? (en = ethylenediamine)
cis-[Pt (NH3)2Cl2]
trans-[Co (en)2 Cl2]
trans- [Pt (NH3)2Cl2]
cis-[Co(en)2Cl2]
Which one of the following compounds is most acidic?
Cl - CH2 - CH2 - OH
Stereisomers differ in
configuration
conformation
they do not differ
none of the above
Products of the following reaction
CH3C C.CH2CH3 .... are
CH3CHO + CH3CH2CHO
CH3COOH + CH3COCH3
CH3COOH + HOOC.CH2CH3
CH3COOH + CO2
IUPAC name of the following compound
N, N- dimethylcyclopropane carboxamide
N-methylcyclopropanamide
cyclopropionamide
None of the above
The product of following reaction is
2CH3MgBr + CH2O
CH3OH
C2H5OH
CH4
C2H6
Names of some compounds are given. Which one is not correct in IUPAC system?