erik has a handful of whitish grey stone with nonmetallic luster that leaves a colorless streak they can be scratchd by a steel file but not by a knife what does he have

Ithinks its false. tell me if im wrong

Order of filling levels and sublevels of electrons: 1s²2s²2p⁶3s²3p⁶4s²3d¹⁰4p⁶5s²4d¹⁰5p⁶6s²3f¹⁴5d¹⁰6p⁶for an element with 5 electrons in the 3d energy level: full configuration: 1s²2s²2p⁶3s²3p³.

Idon’t know what the answer is i wish i could