Which of the following pair of metals liberate hydrogen gas with dilute nitric acid?
Au and Pt
Mn and Mg
Cu
Hg and Ag
(a) Explain why metals usually do not liberate hydrogen gas with dilute nitric acid. (b) Name two metals which can, however, liberate hydrogen gas from very dilute nitric acid.
Which of the following pair of metals exists in their native state in nature? (a) Ag and Hg (b) Ag and Zn (c) Au and Hg (d) Au and Ag
Name the following:A metal which reacts with dilute nitric acid to liberate hydrogen gas.