Metals like _______ and ________ can be cut with knife.

• Elements that have an excess of electrons and a tendency to donate them, are generally considered metals.
• For example - Sodium$\left(\mathrm{Na}\right)$, Silver$\left(\mathrm{Ag}\right)$, etc.
• The metals which can be cut with a kmife are known as soft metals.
• Generally, all the metals are hard, except - Sodium, Potassium, etc which are soft metals.
• This is due to low density and large atomic size of these metals.

Hence, Metals like Sodium and Potassium can be cut with knife.