The following salts will produce a gas on reacting with hydrochloric acid except? by Sunday | Aug 22 | Chemistry WAEC | 0 comments A. CuSO4 B. CaCO3 C. FeS D. Na2SO3 E. K2CO3 Correct Answer: Option A – CuSO4 Users Also Read These:What is the name of the gas liberated when diluted…The rate of production of hydrogen gas from the…The acid anhydride that will produce weak acid in water is?Which of the following salts can be prepared by…A colourless gas with a pungent smell is evolved…