What Is The Smallest Electric Charge That Can Be Put On An Object?

What Is The Smallest Electric Charge That Can Be Put On An Object? Charge is quantized; it comes in integer multiples of individual small units called the elementary charge, e, about 1.602×10− 19 coulombs, which is the smallest charge which can exist freely (particles called quarks have smaller charges, multiples of 13e, but they are