How do acids and bases react with metals

In general, acids react with metals and release hydrogen gas. When base reacts with metal it forms salt and release hydrogen gas. 

Reaction of acids and bases with metals are explained in detail. Please follow the given link if you want to know more about this topic.

https://images.topperlearning.com/topper/revisionnotes/3337_Topper_21_110_7_2_3145_16696_Properties_of_Metals_and_Non_Metals_up201509071501_1441618299_7742.pdf?v=0.0.1#:~:text=Metals react with acids to form salt and hydrogen gas.&text=Metals react with dilute hydrochloric,metal chloride and hydrogen gas.&text=However, magnesium and manganese react,acid to evolve hydrogen gas.