Which of the following carbohydrates produces glucose,galactose,and fructose on hydrolysis?

An organic compound gives a positive result for Molisch's test as well as Benedict's test,but it does not give a positive result for Seliwanoff's test. Most probably,it is:

Which is a reducing sugar?

Fructose is an example of :-

The molecular formula of the pentahydroxy acid obtained when glucose is oxidized with $Br_2$ water is:

Which of the following is the correct structure of $L$-glucose?