1) Sodium atoms with 13 neutrons a) b) c) d) 2) This atom has 48 neutrons a) b) c) d) 3) Chlorine atom with 18 neutrons a) b) c) d) 4) Sodium with 12 neutrons a) b) c) d) 5) Atom with 2 neutrons a) b) c) d) 6) Atom with 5 neutrons a) b) c) d) 7) 7 protons, 7 electron & 7 neutrons a) b) c) d) 8) Atom with zero neutrons a) b) c) d) 9) 10 protons and 10 neutrons in this atom a) b) c) d) 10) Chlorine atom with 20 neutrons a) b) c) d)

순위표

비주얼 스타일

옵션

템플릿 전환하기

자동 저장된 게임을 복구할까요?