Question

Q.1. What types of substance have pH values less than 7?

Q.2. What types of substance have pH values greater than 7?

Answer 1

Acidic substances, such as citrus juice, tomato juice, vinegar, coffee, most caffeinated beverages/sodas and energy drinks all have pH values under 7. Basic substances include drain cleaner, laundry detergent, alkaline batteries, baking soda, sugar and many more, all above a pH of 7.

Answer 2

1. Acidic
2. Alkaline

Step-by-step explanation:

pH is determined by the H+ concentration, lower the value of pH more acidic the substance is. And higher the value of pH, it inclines towards being alkaline I nature.