The number of protons, neutrons and electrons in 71 175 Lu , respectively, are

The number of protons, neutrons and electrons in

_{71}^{175} Lu

, respectively, are

$104, 71$ and $71$
$71, 71$ and $104$
$175, 104$ and $71$
$71, 104$ and $71$

Solution

${}_{71}^{175}{Lu}$

$protons = 71$

$neutrons = mass number - protons = 175 - 71 = 104$

$electrons = 71$

Asked in: NEET 2020 (Phase 1)

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