Aldehyde group, How do you explain in the absence of aldehyde group in the ...

How do you explain in the absence of aldehyde group in the pentaacetate of D-glucose? Ans) when you react glucose with acetic anhydrate it forms pentaacetate with 5 OH grops it

Elements easily forms cation, From the following which group of elements ea...

From the following which group of elements easily forms cation: (1) F, CL, Br                         (2) Li,  Na, K         (3)  O, S, Se,                       (4)

Calculer les quantités necessaires du couple acide/base donn, Question .. #...

Question .. #

Atomic Mass, Need to know about atomic mass of clorine

Need to know about atomic mass of clorine

INSECTICIDES, what are the different types of method for the preparation of...

what are the different types of method for the preparation of DDT?

Word Problem, A mylar novelty balloon is filled with 4.5 L of He at1 atm pr...

A mylar novelty balloon is filled with 4.5 L of He at1 atm pressure and 23 degree Celcius temperature. It is then dipped into liquid nitrogen (77K) until the gas and balloon are a

S block elements, Why lithium and beryllium markedly differ from other memb...

Why lithium and beryllium markedly differ from other members of their respective groups?

Ionic bond,

Determine spherical symmetry, A filled or half-filled set of p or d  -orbit...

A filled or half-filled set of p or d  -orbitals is spherically symmetric. Point out the species which has spherical symmetry: (1) Na                    (2) C

Mole concept, what are moles?

what are moles?