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Question

$1 e V$ =?
$1.6 \times 10^{- 19} J$
$1.9 \times 10^{- 16} J$
$2.2 J$
$26.6 \times 10^{- 31} J$

A

1.9 \times 10^{- 16} J

B

1.6 \times 10^{- 19} J

C

26.6 \times 10^{- 31} J

D

2.2 J

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Solution

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One electron-volt is equal to 1.602176565 x 10 $^{- 19}$ Joules

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