Periodic Table
What is the 'brain' of the atom? This is also the inside of the atom.
Nucleus
Which element is in period 4 and in the Boron family?
What is the maximum amount of electrons that can go on the SECOND shell in a Bohr Model?
8 electrons
What is the name of group 17?
Halogens
protons: 87
neutrons: 136
electrons: 87
What does the term 'valence electrons' mean?
number of electrons on outermost shell
What element is named after a famous physicist and has 155 neutrons?
Einsteinium
What two subatomic particles are located in the nucleus?
protons and neutrons