What number tells you the number of protons and electrons?
What is the atomic number?
What is the 'brain' of the atom?
What is the nucleus?
What is the name of element number 1?
What is hydrogen?
What element has the symbol Xe?
What is xenon?
How many electrons fit on the first energy level?
What is 2?
How do you figure out the number of neutrons?
What is you subtract the atomic number from the atomic mass?
What particle has a positive charge?
What is the proton?
What element has an atomic mass of 238?
What is U, Uranium?
What element has 17 electrons?
What is chlorine?
How many electrons make an outer energy level stable?
What is 8?
How do you find an element's atomic mass?
What is you add the number of neutrons and the number of protons together?
What particle has no charge?
What is a neutron?
What is the name of the element with the elemental symbol Zr?
What is zirconium?
What element's symbol is K?
What is potassium?
Figure out the number of electrons on each energy level for NEON
What is 2) 8)?
How many liquids are on the periodic table?
What is 2?
What particle has a negative charge?
What is an electron?
Which element has 42 as its atomic number?
What is Mo, Molybdenum?
What element is a gas with 22 neutrons?
What is argon?
Figure out the number of electrons for each level for sodium.
What is 2) 8) 1)?
What does the term 'valence electrons' mean? (2 things)
What is the number of electrons on outermost shell?
What subatomic particle is not inside the nucleus?
What are electrons?
What element has the elemental symbol Pu?
What is plutonium?
What element has 15 electrons and 16 neutrons?
What is phosphorus?
What is an electron cloud model?
What is the electrons around the nucleus spinning so fast it looks like a cloud?