Element - pure, simple substance, cannot be broken down, Periodic Table - lists all the elements, Graphite - non metal which conducts electricity , Mercury - the only liquid metal, Mixture - made up of 2 or more elements ,

Līderu saraksts

Vizuālais stils

Iespējas

Pārslēgt veidni

Atjaunot automātiski saglabāto: ?