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Byju's Answer
Standard X
Chemistry
Mole Concept and Avogadro's Number
From the symb...
Question
From the symbol
19
K
40
. Write the distribution of electrons in an atom of potassium.
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Solution
The electronic configuration of potassium
=
1
s
2
,
2
s
2
2
p
6
3
s
2
3
p
6
,
4
s
1
.
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