Question

What is the symbol and valency of tin?

Answer 1

Symbol of tin

• The symbol of tin is $\mathrm{Sn}$.
• The atomic number of tin is $50$.

Valency of tin

• The combining power (or capacity) of an element is known as its valency.
• The number of electrons per shell for tin is $2,8,18,18,4$.
• Four electrons are present in the outermost shell of tin. So, the most common valency of tin is $4$.