Latin name of Iron is ferrum . The word 'Iron' which is a type of metal is derived from a Latin word Ferrum . That's why symbol of iron is Fe (starting words of ferrum ) .

Latin name for iron: Ferrum

Iron has been known since ancient times and its Latin name is Ferrum. The Latin name for iron, Ferrum, is derived from the Proto-Indo-European word "bhes" or "bher," which means "to shine" or "to gleam." Iron has a lustrous appearance when freshly polished, which may be why it is associated with the concept of shining or gleaming.

The options given:

a) Ferrous: This term is used to describe compounds or ions that contain iron in the +2 oxidation state. It is not the Latin name for iron.

b) Ferrum: This is the correct Latin name for iron.

c) Ferric: This term is used to describe compounds or ions that contain iron in the +3 oxidation state. It is not the Latin name for iron.

d) None of these: This option is incorrect as the correct answer is option 'B', Ferrum.

Summary:

In summary, the Latin name for iron is Ferrum. This name has been used since ancient times and is derived from the Proto-Indo-European word meaning "to shine" or "to gleam." It is important to note that Ferrum is the Latin name for iron, while ferrous and ferric are terms used to describe different oxidation states of iron in compounds or ions.