Quiz: Ionic And Covalent Bonds-sean Griffin
10 Questions
| Total Attempts: 2122
(296).jpg "Quiz: Ionic And Covalent Bonds-sean Griffin")
Identify, compare, and contrast ionic bonds with covalent bonds. Understand why atoms bond.
Questions and Answers
- 1.How many electrons does an atom need to fill its valence shell?
- A.
2
- B.
4
- C.
6
- D.
8
- E.
10
- 2.Nonmetals tend to gain electrons, forming negatively charged ions called _______.
- 3.Metals tend to lose electrons, forming positively charged ions called _______.
- 4.Ionic bonds involve transfer of electrons, but covalent bonds involve ______ of electrons.
- 5.The octet rule states that:
- A.
Atoms will lose, gain or share electrons to obtain a full valence shell
- B.
Bonding is unlikely to occur between oppositely charged ions.
- C.
A single covalent bond involves two pairs of shared electrons.
- D.
A covalent bond results between two oppositely charged ions.
- E.
Halogens often bond with alkaline earth metals.
- 6.In Lewis Dot Structure, the dots represent _______ electrons.
- 7.The charge that hold oppositely charged atoms together is called
- A.
Metallic bonds
- B.
Electrostatic force
- C.
Covalent bonds
- D.
Hund's rule
- E.
Pauli Exclusion Principle
- 8.Two hydrogen atoms sharing one pair of electrons to fill their valence shells with two electrons each is called a ______ covalent bond.
- 9.In Lewis dot structure of two covalently bonded atoms, a line between a dot of each of two atoms represents
- A.
Electrostatic force
- B.
An ionic bond
- C.
A shared pair of electrons
- D.
The electron cloud
- E.
Valence electrons
- 10.A bond involving the sharing of three pairs of electrons, such as two atoms of covalently bonded nitrogen is called a _____ covalent bond.
A chemical bond is formed between two ions with opposite charges when one atom gives up one or more electrons to another atom. It is the complete transfer of valence electrons between atoms. This quiz has been...
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