Atoms and elements

Worksheet by Patrick Barnette
Atoms and elements worksheet preview image
Subjects
Chemistry
Grades
7
Language
ENG
Assignments
12 classrooms used this worksheet

Subatomic Particles Match the definition to the correct term. positive charge proton negative charge electron neutral charge neutron center of the atom nucleus basic unit of matter atom Where do you find me? Sort where each subatomic particle would be found in the atom. Inside the Nucleus protons neutrons In the Orbitals electrons Model of an atom Click each subatomic particle and label it. Proton Electron Neutron neutron electron proton Periods rows of the Periodic Table Families columns of the Periodic Table Atomic number the number usually found above the chemical symbol mass number the number usually found below the chemical symbol chemical symbol an abbreviation of an element element has only one type of atom Periodic Table tool that organizes all of the elements True or False: The number of electrons equals the number of protons in an atom. true false What is the chemical symbol for Hydrogen? h H He Hy Label the element square. Use the word bank to label:atomic numberelement namechemical symbolatomic mass atomic number atomic mass chemical symbol element name Use your periodic table to fill in the missing number. Neon has 10 protons. That means it has 10electrons.Carbon has 6 protons.He is the chemical symbol for Helium.Lithium has 3 neutronsThe atomic number of Calcium is 20.Calcium has 20 protons and 20 electronsThe mass number for Helium is 4.0026.

#science #chemistry
Use This Worksheet