Answer:
C. Reacts with metal
Step-by-step explanation:
A base is a substance that releases hydroxide ions +OH in water
the following option are true of base:
B. it have a bitter taste e.g milk of magnesia is a base, mustard and soap
A. base have a slippery or soapy feel
D. base changes colour of indicator; red litmus paper is used to test for base. its changes red litmus paper blues in the presence of hydroxide ion.
Option C is not a common properties of base
base are formed when the oxide of some metals dissolve in water.
base react with acid to form salts and water.