When we boil it with water, the carbohydrates are broken down showing chemical reaction. You can not get the original potato after cooling. Even taste is also changed due to chemical reaction. In chemical changes, breaking and making of bonds take place. 25 февр. 2012 г.
Why is cooking potatoes a chemical reaction?
Potatoes are largely starch; cooking (heating with water) causes chemical changes in the structure of these starches, similar to those that occur in rice (which is almost predominantly starch).
Is mashing potatoes a physical or chemical change?
Answer. Answer: HOPE IT HELPS YOU=Making mashed potatoes from fresh potatoes is both a chemical and a physical change: there are many chemical changes that occur when you cook a potato, and physical because it doesn't look anything like it did when you started.
What effect does boiling have on potatoes?
Boiling potatoes whole in their skins minimizes the amount of vitamin C that is lost. According to the Food and Agriculture Organization of the United Nations, boiling unpeeled potatoes results in losses of up to 30 percent of vitamin C, but boiling peeled potatoes can cause losses of up to 40 percent.
Which will create a chemical change in a potato?
The addition of iodine onto the potato immediately turn the potato a dark blue/black color. This is a chemical change. When starch in the potato combined with iodine (I2), it forms a starch /iodine complex which has a dark blue/black color.