Ca is the symbol for calcium; which element has the symbol Cf?

What 1980s term described a young, affluent, city-dwelling professional? Edwin Binney and C. Harold Smith began coloring the world in 1903 with which brand? Which syndicated adventure series of 1958 to 1961 starred Lloyd Bridges as scuba diver Mike Nelson? Which actor won the Best Actor Oscar for "Patton" in 1971 but refused to accept it? In which 1999 mob comedy does James Caan welcome future son-in-law Hugh Grant to the family? Cab Calloway first recorded his song about which "moocher" in 1931? The musical "Cabaret" goes back to the Berlin stories of which writer? "Cabaret" was based partly on which 1951 play by John Van Druten?