Electrons live in, shells, houses, rings, tents, The ______ the atomic number, the _____________ shells there are., smaller / smaller, greater / more, bigger / fewer, smaller / more, The first shell can hold ____________ electrons., one, two, three, eight, The second shell can hold _________ electrons, one, two, three, eight, The third shell can hold __________ electrons, one, four, sixteen, eight

Leaderboard

Visual style

Options

Switch template

Continue editing: ?