collomons reagent is
a organocobalt
b organozinc
c organoiron
d organonickel
Answers
Answer:
a..
Explanation:
The mechanism proposed to explain the standard Collins oxidation of primary alcohols to ... α-hydrogen abstraction to give the aldehyde product 2 plus an organochromium moiety which
Answer:
optionA
Explanation:
They are
small carbohydrates which are formed
by condensation (a chemical reaction in
which two molecules combine to form
one molecule with loss of a small
molecule usually water) of 2-9
monosaccharides units are joined
together b glycosidic bond.
Depending upon the number of
monosaccharide molecules condensed to
form oligosaccharides, they can be:
Disaccharides (e.g. sucrose, maltose,
lactose, trehalose (present in
haemolymph of insects),
Trisaccharides(e.g. raffinose – made up
of glucose, fructose and galactose),
Tetrasaccharides (e.g. stachyose) et