Class 11 Chemistry s-Block Elements Alkali metals

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Which of the following metal ion plays an important role in muscle contraction?

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A
$Fe^{2+}$
B
$Ca^{2+}$
C
$Au^{+}$
D
$Na^{+}$

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Class 11 Questions

Class 11

Chemistry Questions

Chapter

s-Block Elements

Subtopic

Alkali metals

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