Question: what are the basic characteristics of a capacitor?
Answer: Nominal Capacitance, ( C ) The nominal value of the Capacitance, C of a capacitor is the most important of all capacitor characteristics. ... 
Working Voltage, ( WV ) ... 
Tolerance, ( ±% ) ... 
Leakage Current. ... 
Working Temperature, ( T ) ... 
Temperature Coefficient, ( TC ) ... 
Polarization. ... 
Equivalent Series Resistance, ( ESR )