Question

Which of the following is not a property of base?

• A. Bases are bitter in taste
• B. Bases do not change the colour of red litmus.
• C. Bases turn red litmus blue​
• D. Bases are soapy to touch

Answer 1

Answer: (A), (B)

The correct options are
A

Bases are bitter in taste

B

Bases do not change the colour of red litmus.

Bases tend to taste bitter and feel slippery. At home, we use bases as cleaning agents and as antacid medications. Common examples of bases found at home include soaps, dye, which is found in oven cleaners. Each has a pH value greater than seven, has the potential for accepting free hydrogen, and can neutralize acids. Bases turn red litmus blue.​