Equal volumes of dilute hydrochloric acid are reacted with equal amounts of copper, zinc, magnesium and iron. The metals reacted with different intensity in terms of evolution of hydrogen gas. Explain this observation

Equal volumes of dilute hydrochloric acid are reacted with equal amoun

1.	Equal volumes of dilute hydrochloric acid are reacted with equal amounts of copper, zinc, magnesium and iron. The metals reacted with different intensity in terms of evolution of hydrogen gas. Explain this observation
Answer» when the ACID REACT with METALS (metals are basic in nature) they form salt+hydrogen