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- 1. Multiple Choice
The joining of atoms to form new substances is called
Valence Electrons
Chemical Bonding
Molecule
- 2. Multiple Choice
A force of attraction that holds two atoms together is called
Chemical Bond
Valence Electrons
Ion
- 3. Multiple Choice
The electrons in the outermost energy level of an atom
Ionic Bond
Neutrons
Valence Electrons
- 4. Multiple Choice
The force of attraction between oppositely charged ions is called
Ionic Bond
Covalent Bond
Metallic Bond
- 5. Multiple Choice
Ions are charged particles that form during chemical changes when one or more valence electrons transfer from one atom to another
True
False
- 6. Multiple Choice
The force of attraction between the nuclei of atoms and the electrons shared by the atoms is called
Metallic Bonds
Covalent Bonds
Ionic Bonds
- 7. Multiple Choice
A neutral group of atoms held together by covalent bond is called
Molecule
Ion
Electron
- 8. Multiple Choice
The force of attraction between a positively charged metal ion and the electrons in a metal is called
Metallic Bond
Ionic Bond
Covalent Bond
- 9. Multiple Choice
A ____________________ is a bond between atoms where electrons are shared.
gold bond
ionic bond
metallic bond
covalent bond
- 10. Multiple Choice
An _________________ is a bond where one atom gains an electron, while another loses an electron.
covalent bond
seal bond
ionic bond
metallic bond
- 11. Multiple Choice
What is the goal of atoms that form bonds?
To form a new element
To reproduce new atoms of that element
To remain unstable and attract additional atoms
To become stable and fill their electron levels
- 12. Multiple Choice
Metallic ions or cations are __________ charged ions.
positively
negatively
neutrally
- 13. Multiple Choice
How many neutrons are in the element nitrogen? (Hint: Atomic number is at the bottom) Atomic Mass Number = Protons + Neutrons
14
7
12
8
- 14. Multiple Choice
How many electrons are in the element boron?
5
11
12
7
- 15. Multiple Choice
Sodium Chloride (NaCl) is an example of which type of compound?
Ionic
Metallic
Covalent
- 16. Multiple Choice
Carbon dioxide (CO2) is an example of which type of compound?
Ionic
Covalent
Binary
Metallic
- 17. Multiple Choice
This rule states that atoms tend to gain, lose or share electrons so as to have 8 electrons.
Hund's Rule
Newton's Law
Octet Rule
Pauli exclusion principle
- 18. Multiple Choice
What is the number of valence electrons for Carbon (Group 14)?
1
2
3
4
- 19. Multiple Choice
A covalent bond forms when atoms ___________ electrons.
gain
share
increase
transfer
- 20. Multiple ChoiceWhich type of bond has a transfer of an electron from on atom to another?Polar CovalentNon Polar CovalentIonicMetallic
- 21. Multiple Choice
Ionic bonding is between a
nonmetal and nonmetal
metal and nonmetal
metal and metal
Depends on the situation
- 22. Multiple Choice
Predict the bond between Mg and Cl
covalent
ionic
metallic
none of the above
- 23. Multiple ChoiceWhich of the following is ionic?NO2MgOCOCH4
- 24. Multiple ChoiceChemical bonds form when atomscombined nucleigive up neutronsgain protonsshare or transfer electrons
- 25. Multiple Choice
What usually forms the positive ion?
Metal
Nonmetal
Metalloid
Alloy
- 26. Multiple ChoiceThe bond between N & H. Ionic or covalent?IonicCovalent
- 27. Multiple ChoiceA substance which has a high melting point, conducts electricity when dissolved in water, and has a crystalline structure probably has what type of bond?IonicMetallicCovalentCrystalline
- 28. Multiple Choice
Which solid would be a good conductor?
sodium chloride
copper (II) sulfate
glucose
aluminum
- 29. Multiple Choice
Which of the following elements LOSES 1 electron in order to attain an octet?
potassium
calcium
helium
fluorine
- 30. Multiple Choice
According to the Octet Rule, atoms of elements react with each other in order to attain ____ electrons in their outermost energy level or shell.
2
4
6
8
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