two elements have two electron in there outermost cell
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Beryllium and magnesium have two electrons in their outermost shell.
saad29:
get the answer
Helium and argon
Three acidic solution A, B, C has PH of 0,3,5 respectively
(1)=which solution has highest concentration of hydrogen ions?
(1)=which solution has highest concentration of hydrogen ions?
(2=which solution has lowest concentration of hydrogen ions
A is the answer
C is the ans of second one
Thnx but one more question.
how is copper obtained from its Sulphur are give equation of reaction
Check the ques again plz
Plz, give me your Whatshap no. for asking questions
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Lithium, sodium, potassium electron in there outermost cell.
All these elements have only 1 electron in their outermost shell
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