These are te metalloids, boron, silicon, germanium, arsenic antimony tellurium. These elements in the solid state have characteristics of both metals and non-metals, their chemistry also has similarities to both metals an non-metals
No, selenium is a nonmetal.
Element 66 (Dysprosium) is NOT a non-metal it is a rare earth metal, it is a solid
Metal and nonmetal be simultaneously is not possible.
No, helium is not both a metal and a nonmetal. The element helium (He), along with its cousins in Group 18 of the periodic table of the elements, is a monatomic nonmetal.
Neither. Bauxite isn't an element so the terms metal and nonmetal don't apply to it.
Palladium is a metal.
non-metal
nitrogen is metal
No, selenium is a nonmetal.
element that is not metal
NONMETAL
because it is not a metal
it is a transition metal
Element 66 (Dysprosium) is NOT a non-metal it is a rare earth metal, it is a solid
Nonmetal.
metalloids
Lithium is an alkali metal.