Nov 18, 2012· Alloys with zinc become magnetic below 35 K. Zirconium's melting point is 1855 °C (3371 °F), and its boiling point is 4371 °C (7900 °F). Zirconium has an electronegativity of on the Pauling scale. Of the elements within dblock, zirconium has the fourth lowest electronegativity after yttrium, lutetium and hafnium.