The correct increasing order of pH of given salts among Blue vitriol, common salt, baking soda, and washing soda is Blue vitriol < common salt < baking soda < washing soda.
The correct increasing order of pH of given salts among Blue vitriol, common salt, baking soda, and washing soda is:
This order is based on the changing pH levels of the salts, with each substance exhibiting different levels of acidity or basicity.
https://brainly.com/question/27758809