PAP ATOMIC STRUCTURE AND REACTIVITY TASK CARDS

Fill in the blanks by clicking the text box and choosing from the word bank. Which subatomic particle is the arrow pointing at? proton Describe the location and charge of a neutron. in the nucleus; neutral What is the atomic mass of the atom pictured? 19 What two subatomic particles contain almost all of the mass in an atom? protons and neutrons What two subatomic particles make up an atom's nucleus? protons and neutrons What subatomic particle is the arrow pointing at? electron Describe the location and charge of a proton. in the nucleus; positive What subatomic particle is the arrow pointing at? neutron What is the subatomic particle for box A? proton Where is the nucleus found in an atom? the center What is the subatomic particle for box B? electron Describe the location and charge of an electron. in the cloud; negative What is the subatomic particle for box C? neutron How many valence electrons are in the atom pictured? 7 What is the atomic number of the atom pictured? 9 What is the element name of the atom pictured? Fluorine What is the atomic mass of the atom pictured? 23 How many valence electrons are in the atom pictured? 1 What is the atomic number of the atom pictured? 11 What is the element name of the atom pictured? Sodium