Atoms and the Periodic Table

Front

All matter is made of _________.

Back

atoms

Front

In the modern periodic table, elements are arranged by: atomic mass, atomic number, valence electrons, number of isotopes

Back

atomic number

Front

Back

Groups

Front

Back

Periods

Front

Which two subatomic particles are found in the NUCLEUS of an atom?

Back

protons & neutrons

Front

The mass of a proton is _______.

Back

1 amu

Front

Which particle has a similar mass to a proton? Options: Electron, Neutron, Photon, Marble

Back

Neutron

Front

Which item on this element square represents the atomic number? Options: 13, Al, Aluminum, 26.981538

Back

13

Front

Which item on this element square represents the atomic mass? 13, Al, Aluminum, 26.981538

Back

26.981538

Front

How many protons does an atom of Carbon have?

Back

6