Write the steps in naming a binary compound formed by two non-metallic ekmcnts, except hydrogen, with the help of an example .

(a). How do non-metals react with hydrogen? Explain with an example. (b). How do non-metals react with hydrogen ? Explain with an example.

(a). What happens when zinc granules are heated with sodium hydroxide solution? Write equation of the reaction which takes place. (b). What happens when bases react with non-metal oxides? Explain with the help of an example. What does this reaction tell us about the natrue of non-metal oxides?

A non - metal can form compound by

Name two metals which can displace hydrogen from acids.

Name two metals which do not liberate hydrogen from acids.