Chemistrymedium · Past Paper
Which of these is the most reactive alkali metal?
ALithium
BSodium
CPotassium
DCaesium
✓ Correct Answer: D — Caesium
Reactivity of metals increases down the group as it becomes easier to lose the valence electron.
Share this question
More from Chemistry
- In a neutralization reaction, the H+ from the acid combines with which ion from the base?
- Calculate the number of neutrons in an isotope of Uranium-235 (At. No. 92).
- Which metal is used in the powder form in 'Thermite' welding?
- Which gas is released during the process of respiration?
- Which element is located in Period 3 and Group IIA (Group 2)?