How Many Protons& Neutrons Does Selenium Have?

Answer Selenium has 34 protons and 45 neutrons. Selenium is a metalloid, which means that it has properties of both metals and nonmetals. It is used primarily in photoelectric cells, which are used in vid... Read More »

Top Q&A For: How Many Protons& Neutrons Does Selenium Have

How many protons&neutrons does boron-11 have?

Boron-11 has five protons and six neutrons. It is a non-radioactive (stable) isotope of boron. An isotope is an atom of an element which has the same number of protons and electrons but a different... Read More »

How many protons&neutrons does sodium have?

On One Hand: Sodium Has...Sodium has eleven protons in its nucleus, and 12 neutrons. This information is gathered by locating both the atomic number and the mass number for your element. The atomic... Read More »

How many protons and neutrons does radium have?

Radium has 88 protons and electrons and 138 neutrons. Its atomic number is 88. Radium was discovered by Pierre and Marie Curie in 1898, and because of its radioactive nature--it is one million time... Read More »

How many protons and neutrons does tantalum have?

The mass number for an atom is the total number of its protons and neutrons. The number of protons is the same as the atomic number. The mass number and atomic number for tantalum are 181 and 73 re... Read More »