Atomic Number 40 — synonyms, definition

1. atomic number 40 (Noun)

2 synonyms
Zr zirconium
1 definition

atomic number 40 (Noun) — A lustrous grey strong metallic element resembling titanium; it is used in nuclear reactors as a neutron absorber; it occurs in baddeleyite but is obtained chiefly from zircon.

2 types of
metal metallic element
3 parts of
baddeleyite zircon zirconium silicate