Multiple choice general knowledge science & technology Curium Cu Cm Cp Cs Reveal answer Fill a bubble to check yourself B Correct answer Explanation Curium is a synthetic radioactive element with atomic number 96, and its chemical symbol is 'Cm'. The symbol is derived from its name. Copper is 'Cu', Copernicium is 'Cn' (not 'Cp'), and Caesium is 'Cs'.