AP BIOLOGY

Detailed explanation-1: -Bases taste bitter, turn red litmus paper blue, feel slippery, are proton acceptors, and include common household substances such as ammonia, antacids, and detergents/soaps.

Detailed explanation-2: -What are the properties of Bases? Bases are another group of compounds that can be identified by their common properties. A base tastes bitter, feels slippery, and turns red litmus paper blue. The properties of bases are often described as the “opposite” of acids.

Detailed explanation-3: -Answer and Explanation: If the substance feels slippery, then it is a base. The best example of a base is sodium hydroxide solution.

Detailed explanation-4: -A solution of acid produces a burning sensation on the skin and has a sour taste. A base solution feels slippery and tastes bitter.

Detailed explanation-5: -Acidic compounds are believed to taste sour because of their hydrogen ion concentration, whereas many bases are bitter compounds & are indeed alkaline, but this is because natural bitter compounds often contain amine groups. Amine groups are weak bases.