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24-06-2016
Biology

contestada

Sodium has the atomic number 11
How many electrons are in a sodium ion, which has the symbol Na+?

A)10

B)11

C)12

Respuesta :

Hussain514 Hussain514

29-06-2016

Sodium atom has 11 electrons
The Na+ ion has a + charge because the atom has lost 1 electron
Therefore number of electrons = 10

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