University:
Bradley University
Course:
CHM 100 | Fundamentals of General Chemistry
Academic year:

2023
Views:

439

Pages:

1
Author:

Beckett Gray

PERIODIC TABLE WORKSHEET CHOOSE ANSWERS FROM THIS LIST: TERMS MAY BE USED MORE THAN ONCE, OR NOT AT ALL! atoms electrons neutrons protons atomic number isotopes nucleus valence electrons mass number groups periods metals transition metal metalloids halogens non−metals alkali metal alkaline earth metal cation anion 1. The columns that make up the periodic table are called _____________________________. 2. The rows of the periodic table are referred to as _____________________________. 3. Elements are made up of _____________________________, which are the smallest unit of matter that retains the characteristics of the element. 4. Atoms have a __________________ at the center which contains __________________ and __________________ . 5. __________________ have a single positive charge. 6. __________________ are neutral subatomic particles. 7. Neutral __________________ have an equal number of __________________ and _________________. 8. The _____________________________, is the number of protons in an atom. 9. The _____________________________, is the number of protons plus neutrons in an atom. 10. The number of __________________ , also called the _____________________________, determines the identity of an element. 11. Elements that have the same number of protons but different numbers of neutrons, are called __________________ of the same element. 12. The electrons that are located in the outermost electron shell are called _____________________________. 13. When an atom gains electrons it becomes a __________________ . 14. When an atom loses electrons it becomes a __________________ . 15. __________________ typically form cations. 16. __________________ typically form anions. 17. __________________ and __________________ react to form ionic compounds. 18. __________________ and __________________ react to form molecular compounds. 19. Gr IA elements are commonly referred to as: __________________ . 20. Gr 2A elements are commonly referred to as: __________________ . 21. The element chlorine belongs to a group commonly referred to as the: __________________ . 22. Tungsten is a member of the _____________________________ elements. 23. Si, Ge and Te belong to a collection of elements classified as __________________ . 24. __________________ are generally poor electrical conductors. 25. Elements that are characterized as ductile and malleable are best classified as __________________ .