Question

Why Sodium and potassium cut with krif​

Answer 1

Answer:

Sodium and Potassium can be cut by knife as both these metals are soft.

Answer 2

Due to the presence of weak metallic bonding alkali metals are soft and can be cut with a knife. ii) Reactivity of metals depends on ionization energy or ionization enthalpy. ... Hence, the ionization enthalpy of potassium is less than sodium. Therefore, potassium is more reactive than sodium.