Atoms ELL

Master atoms and subatomic particles with this engaging ELL worksheet!

Subatomic Particles Match the definition to the correct term. positive charge proton negative charge electron neutral charge neutron center part of the atom nucleus tiny particles atoms Where do you find me? Sort where each subatomic particle would be found in the atom. Inside the Nucleus protons neutrons Energy Shells electrons Model of an atom Click each subatomic particle and label them with the following: proton, neutron, electron. neutron proton electron How many electrons are in this atom? 2 4 6 8 How many carbon atoms are in the molecule below? 1 2 4 Vocabulary Match the vocabulary word with its definition. Mass Number the number of protons + the number of neutrons Net Charge the number of protons - the number of electrons Net Charge Mass Number Calculate the net charge and mass of each atom based on the particle information in the chart below. Number of Particles Net Charge Mass Number 10 protons10 neutrons 8 electrons +2 20 5 protons5 neutrons 7 electrons -2 10 7 protons7 neutrons 7electrons 0 14 8 protons8 neutrons 5 electrons +3 16 6 protons6 neutrons 9 electrons -3 12 How many hydrogen atoms are in the molecule below? 1 2 4