Eck/Fuller Portfolio 2

What is the name of the first group on the periodic table?

What group of nonmetals needs one more electron to be like the noble gases?

What do elements in the same period have in common?

Elements in the zigzag or staircase are called?

Which subatomic particle has a mass of 0

How many neutrons does it have?

On the periodic tables do periods go up & down or side-to-side?

subatomic particle with a neutral charge

He discovered neutrons by doing the beryllium experiment

Atoms have no electric charge because they

What is the average atomic mass?

What do elements in the same group have in common?

What is the atomic number?

Which two subatomic particles are in the nucleus?

How many moles is 85.5 g of Fluorine? (Hint: molar mass of 19 g/mol)

What is the mass number of an element that has 19 protons, 19 electrons, and 20 neutrons?

His model of the atom is a solid sphere

His model of the atom is called the plum pudding model

He excited electrons and saw colors when they fell back down. He concluded electrons orbit.

Two different isotopes of an element have different

How many protons does carbon have?

Which model has electrons in orbitals

What is the mass number of the MOST COMMON isotope

What is the mass number of another isotope?

Which two subatomic particles have the same mass

subatomic particle with a negative charge

He discovered the nucleus

Groups 3-12 are called what?

subatomic particle with a postive charge

On the periodic tables do groups go up & down or side-to-side?