Answer | Crossword Clue |
---|---|
ATOM | Proton and electron. |
muonium | electron and a positively charged muon bound together by electrical attraction in the same manner as the electron and proton in a hydrogen atom |
muoniums | electron and a positively charged muon bound together by electrical attraction in the same manner as the electron and proton in a hydrogen atom |
ATOM | Proton plus electron. |
PARTICLE | Proton or electron |
PARTICLE | Proton or electron, take your pick |