WorksheetsChemical bonding
Total questions: 20
Worksheet time: 29mins
1. Are the atoms more stable when they are bonded together or when they are apart?
Bonded Together
Apart
2. Ionic Bonding involves:
The transfer of protons
The transfer of neutrons
The transfer of electrons
None Of the above
3. What do atoms that form positive ions tend to do?
Tend to lose electrons
Tend to lose protons
Tend to gain electrons
Tend to gain protons
4. What usually forms the positive ion?
Metal
Nonmetals
None
5. What happens when the sodium atom loses an electron?
It become negatively charged
It become positively charged
none
6. What usually forms the negative ion?
Nonmetals
Metal
None
7. Covalent compounds:
Share electrons
Transfer electrons
Neither
8. What happens when an atom loses an electron?
Neutral (no charge)
Positive Charge
Negative Charge
9. What happens when an atom gains an electron?
Neutral (no charge)
Positive Charge
Negative Charge
10. What charges attract?
Opposite
Same
11. What charges repel?
Same
Opposite
12. What elements generally make an ionic bond?
metal and nonmetal
2 or more nonmetals
metal
none of the above
13. What elements generally make a covalent bond?
metal and nonmetal
2 or more nonmetals
metal
none of the above
14. How would I know if an element was a metal or nonmetal?
Periodic Table
Internet
Ask Teacher
all of the above
15. What is a valence electron?
an electron that is found in the outermost shell of an atom.
an electron found in the innermost shell of an atom.
an electron found in the middle shell.
16. What is the number of valence electrons for Calcium (Group 2)?
1
2
3
4
17. What is the number of valence electrons for Carbon (Group 14)?
1
2
3
4
18. What is the number of valence electrons for Neon and the other Noble Gases?
5
6
7
8
19. If an atom transfers an electron to another atom, those atoms form which bond?
Ionic Bond, which is stronger than a covalent bonds
Covalent Bond, which is stronger than ionic bonds
20. If I was trying to determine if two atoms will bond, what would be helpful to know:
Valence electrons, found by group number
Whether the elements are metals or nonmetals
The electronegativity of the atoms
All of the above, all of which can be found on the Periodic Table
