As compared to developing countries, developed countries have a

high per capita income and GDP

Explanation:

"Key Differences Between Developed and Developing Countries. The countries which are independent and prosperous are known as Developed Countries. The countries which are facing the beginning of industrialization are called Developing Countries. Developed Countries have a high per capita income and GDP as compared to Developing Countries. Nov 15 2019."

sodium i think the chemical element of atomic number 11, a soft silver-white reactive metal of the alkali metal group.