Question

List the metals Mg, Cu, Au, Na and Al in the decreasing order of their reactivity with air.

Answer 1

Na is most reactive

Al

cu

Au is less reactive

IN HERE

Answer 2

Potassium (K)

Sodium (Na)

Calcium (Ca)

Magnesium (Mg)

Aluminium (Al)

Iron (Fe)

Lead (Pb)

Copper (Cu)

Silver (Ag)

Gold (Au)