Name two metals which are found in nature in the free state.
The metals at the bottom of the reactivity series are mostly found in free state. For example: gold, silver, and platinum.
(a) Name two metals which are found in nature mainly in the free state (as metallic elements). (b) Name two metals which are always found in the combined state. (c) What iron compound is present in haematite ore? Also, write its chemical formula.
Which of the following metals are available in free state in nature?