1 / 22

Twenty Questions

Twenty Questions. Atoms and Periodic Table Review. Twenty Questions. 1. What subatomic particles are found in the nucleus of an atom?. Protons and Neutrons. Where are electrons found?. Electron Cloud. 3. Protons have a _____ charge. positive. 4.Neutrons have ___ charge. no.

Download Presentation

Twenty Questions

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript


  1. Twenty Questions Atoms and Periodic Table Review

  2. Twenty Questions

  3. 1. What subatomic particles are found in the nucleus of an atom? • Protons and Neutrons

  4. Where are electrons found? • Electron Cloud

  5. 3. Protons have a _____ charge. • positive

  6. 4.Neutrons have ___ charge. • no

  7. 5.Electrons have a ____ charge. • negative

  8. 6.How do you find the atomic mass of an atom? • Add the protons and neutron

  9. 7.The number of protons in the nucleus is the ____ of an atom. • Atomic number

  10. 8.What is the mass number of an atom that has 4 protons, 4 electrons, and 3 neutrons. • 7

  11. 9. An atom has no overall charge because it has equal number of __ and ___. • Protons and electrons

  12. 10.How many protons does an atom with an atomic number of 23 and a mass number of 51 have? • 23

  13. 11. What determines the identity of an element? • Atomic number

  14. 12. Isotopes exist because atoms of the same element can have different number of ___. • neutrons

  15. 13. What is the significance of the zigzag line on the periodic table? • It divides the metals from the nonmetals.

  16. 14. You find metals on the ___ of the zigzag line. • left

  17. 15. You find nonmetals on the ___ of the zigzag line. • right

  18. 16. Rows that run horizontally are called___ • periods

  19. 17. Columns that run vertically are called___. • Groups or families

  20. 18. The ___ corresponds to the number of energy levels an atom has. • Period number

  21. 19. Elements in the same ___ share similar properties. • Group or family

  22. 20. How many valence electrons does an atom of the element have that is in group 18 have? • 8.

More Related