Inv6.Exp1 Total C

1. According to Dalton's atomic theory, what is true about atoms of the same element?

• They have different masses
• They are identical to one another
• They have different chemical properties
• They can be divided into smaller particles

1. According to Dalton's atomic theory, what is true about atoms of the same element?

• They have different masses
• They are identical to one another
• They have different chemical properties
• They can be divided into smaller particles

1. What is the primary function of the strong force in an atomic nucleus?

• To hold electrons in their orbitals
• To maintain atomic radius
• To hold protons and neutrons together
• To create electromagnetic fields

2. Which statement best describes the atomic radius?

• The distance between two bonded atoms
• The total distance from nucleus to outermost electron orbital
• The size of the nucleus only
• The distance between electron shells

3. What is the defining characteristic of an element?

• The number of neutrons in its atoms
• The number of protons in its atoms
• The number of electron shells
• The total atomic mass

4. How is the periodic table primarily organized?

• By atomic mass
• By atomic radius
• By atomic number
• By electronegativity

5. What is electronegativity?

• The ability of atoms to lose electrons
• The tendency of atoms to attract shared electrons
• The force between protons
• The energy of electron orbitals

6. Which particle has no net electric charge?

• Proton
• Electron
• Neutron
• Ion

7. What determines the atomic mass of an object?

• Number of protons only
• Sum of protons and neutrons only
• Total of protons, neutrons, and electrons
• Number of electron orbitals

8. What is the primary purpose of experimentation in atomic theory?

• To create new elements
• To support or refute hypotheses
• To measure atomic mass
• To calculate atomic radius