The standard values of A, B and C are +0.68 V, - 2.54 V,- 0.50 V respectively. The rder of their reducing power is
A> B >C
A> C > B
C > B > A
B > C > A
The hydrolysis of sodium carbonate involves the reaction between
sodium ion and water
Na+ and OH-
Which one of the following reacts with glass?
H2SO4
HF
HNO3
K2Cr2O7
B.
HF
Silica (SiO2) is present in the glass. This silica react with hydrofluoric acid.
Note : HF is used for the etching of glass.
Monosilane on coming in contact with air bums with a luminous flame producing vortex rings. These rings are of
SiO2
SiO
Si
H2SiO3
2 2-dichloro propane on hydrolysis yields
acetone
2, 2-propane diol
isopropyl alcohol
acetaldehyde