2+2, 4, 5, 6, 7, Atom-, elektroneytral zarra, ion, proton, elektron, kislotani top, H2SO4, NaOH, CaO, Al2(SO4)3, NaCl- bu, osh tuzi, shakar, ohaktosh, kislota.

Papan mata

Gaya visual

Pilihan

Tukar templat

)
Pulihkan autosimpan: ?