Glucose, Fructose and Galactose have a common molecular formula C6H12O6. Which among the following make them different?
1. Different arrangements of atoms
2. Different shapes
3. Not all three are soluble in water
Choose the correct option from the codes given below:

Answer: [A] Only 1 & 2

All three (glucose, fructose and galactose) contain 6 oxygen atoms, 6 carbon atoms and 12 hydrogen atoms. However, all are arranged differently and have different shapes. All three are soluble in water

This question is a part of GKToday's Integrated IAS General Studies Module