A ketose is a monosaccharide containing one ketone group per molecule.
With three carbon atoms, dihydroxyacetone is the simplest of all ketoses and is the only one having no optical activity. Ketoses can isomerize into an aldose when the carbonyl group is located at the end of the molecule. Such ketoses are reducing sugars.
All ketoses listed here are 2-ketones:
General qualitative reaction for ketoses is Seliwanoff's test.
No it won't be too long now, No it won't be too long, All of the sufferings, And wrong soon will be right,
Oh Yesssss! Yeeeaaah! Yeeeaaah!
Keep the faith my brothers and sisters, It's the cross that you bear, And fear not saying Jah Law, Whatsoever ever man saw it, They're going to reap the fruits, Of their labours, yes they will, in the end.
Oh Yesssss! Yeeeaaah! Oh Yeeeaaah!
So, seek ye Good and not Evil Ooohh I beg you my bredrin And cheer up, cheer up, cheer up, Cheer up, cheer up, Yeeeaaah!
Now all folly workers now beware Ease my cry let the wrath U call down on yourselves Be to dread for even you, to the end.
Oh Yesssss! Yeeeaaah! Oh Oh! Yeeeaaah! Yeeeaah!
As the way is of the Lion, is death with Babylon, And the gift of Jah eternal life in Zion.