Across
- 6. Elements on the right side of the periodic table will most likely form _______
- 8. A charged group of atoms that are covalently bonded but act as a single charge particle in an ionic bond is known as ________
- 10. Which element is a metalloid?
- 12. Elements on the left side of the periodic table will most likely form _______
- 13. Which elements are least likely to combine chemically with other elements?
- 14. Solid samples of the element phosphorus can be white, red, or black in color. These variations are due to different __________
- 16. Which bonds have valence electrons that look like a sea of electrons?
- 18. A compound that is composed of only two elements is a ________
- 19. What shows the bonding between the atoms of a molecule?
- 20. The charge of a normal atom is ______
Down
- 1. Which element isn’t a diatomic molecule?
- 2. Which type of bonding is found in all molecular substances?
- 3. Which type of bond exists between an atom of carbon and an atom of fluorine?
- 4. When a chemical bond is broken, energy is ________
- 5. What is the name given to the electrons in the highest occupied energy level of an atom?
- 7. How many electrons does barium have to give up to achieve a noble-gas electron configuration?
- 9. Which element has the lowest electronegativity?
- 11. What is an atom that has lost or gained electrons called?
- 15. Which element has the highest electronegativity?
- 17. What type of bond is formed when electrons are transferred from one atom to another?
