What is the charge of proton?

Which subatomic particle has no charge?

How many protons of aluminum ion (Al+3) has if its atomic number is 13?

Which subatomic particle has a positive charge?

Which subatomic of the following elements has 26 electrons, 26 protons and 30 neutrons?

Which of the following is the smallest particle of an atom?

Which of the following elements has 17 protons?

What is the charge of an ion if it has 8 protons and 9 electrons?

Which subatomic particles have approximate mass of 1?

Which subatomic particles is located outside the nucleus?