The charge of an electron, by convention, is:
A$+1$
B$-1$
C$0$
D$-1.602 \times 10^{-19}$
Answer & Solution
Correct answer: B. $-1$
By convention, the electron's charge is taken as $-1$ (in units of elementary charge). The actual value is $-1.602 \times 10^{-19}$ C.
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