Question

Gold , magnesium , sodium , calcium rank according to highest to lowest reaction

Answer 1

${ \huge\fbox \pink {A}\fbox \blue {N} \fbox \purple {S} \fbox \green{W} \fbox \red {E} \fbox \orange {R}}$

Calcium is more reactive than magnesium because it is larger than a magnesium atom because it has one more energy level.

Answer 2

Sodium (highest)
Calcium
Magnesium
Gold (least reactive element)
This is the highest to lowest series according to their reactivity