Physical properties of Glucose

1. Glucose is a colourless crystalline solid, melts at 146°C.

2. Glucose is readily soluble in water.

3. From aqueous solution,Glucose separates as a crystalline monohydrate (C₆H₁₂O₆.H₂O) which melts at 86°C.

4. Glucose is sparingly soluble in alcohol but insoluble in ether.

5. Glucose is not as much of sweet as cane sugar.

6. Glucose is optically active and the ordinary naturally occuring form is (+) glucose or dextro form.

7. Glucose shows mutarotation.