Here are the answers: 
 1. False - Molecules is the smallest part of an element that behaves like the element. 
 2. False - The nucleus contains both protons and neutrons
 3. True
 4. True
 5. A. Nucleus 
 6. D. Neutron
 7. B. Protons and Neutrons
 8. C. Electron
 9. C. 6
 10. C.6