Assertion: molybdenum | /r/IsA | metallic element
Facets:
Source sentences:
text: Molybdenum is classified as a metallic element and found widely in nature in nitrogen-fixing bacteria.
text: Molybdenum is classified as a metallic element and found commonly in nature in nitrogen-fixing bacteria.
text: Molybdenum is classified as a metallic element and found widely in nature in nitrogen-fixing bacteria.