What is the nature of the bond between B and O in (C2H5)2OBH3 ?
Covalent
Co - ordinate covalent
Ionic bond
Banana shaped bond
Geometrical isomerism is found in :
pentene - 1
pentane
2 - butene
butene - 1
C.
2 - butene
2 - butene shows geometrieal isomerism ,
Geometrical isomers of 2 - butene are ;
Following pair is separated by yellow ammonium sulphide :
CdS , Bi2S1
Bi2S3 , PbS
PbS , HgS
CdS , Ag2S3