Chemistry I - Polyatomic Ions, Electron Configurations, Bonding Models,
This is a quiz on certain topics in a Chemistry I class. The 3 topics covered are: 1) Polyatomic ions: Do you know you polyatomic ions, their charges, how to form a bond? 2) Electron Configurations: Are s,p,d,f familiar? 3) Bonding Models: Ionic, Molecular Covalent, Metallic, Network Covalent Note: You ARE allowed to use the periodic table at anytime throughout the quiz.
- 1.What is the charge of the anion: CO3 ?
- A.
1-
- B.
2-
- C.
-
- D.
0
- E.
+
- 2.Determine the correct chemical name for: Fe(NO3)2
- A.
Iron (II) Nitride
- B.
Iron (I) Nitrate
- C.
Iron (II) Nitride
- D.
Iron (II) Nitrate
- E.
Iron (I) Nitride
- 3.Determine the correct chemical formula for: Sodium Phosphate
- A.
Na5PO3
- B.
NaPO2
- C.
Na4PO3
- D.
Na2PO
- E.
Na3PO4
- 4.What is the same between Manganese (II) Chloride and Manganese (IV) Chloride?
- A.
Charge of Manganese
- B.
Charge of Chlorine
- C.
Overall charge
- D.
2 of the above
- E.
All of the above
- 5.Determine the number of copper in one molecule of: Copper (I) Sulfate
- A.
0
- B.
1
- C.
2
- D.
3
- E.
4
- 6.Which of the following is the correct electron configuration for Carbon?
- A.
1s^2 2s^2 2s^3
- B.
2s^2 2p^2 2p^2
- C.
1s^2 2s^2 2p^2
- D.
2s^1 2s^2 2p^2
- E.
1s^2 1p^2 2p^2
- 7.The maximum number of electrons in the 3d subshell is:
- A.
2
- B.
6
- C.
10
- D.
14
- 8.Elements with 1-9 electrons in their 4d subshell are located:
- A.
Alkaline Earth Metals
- B.
Halogens
- C.
Period 4 Transition metals
- D.
Period 5 Transition metals
- E.
Noble Gases
- 9.Elements with 5 electrons on their outermost p shell are located:
- A.
Alkaline Earth Metals
- B.
Halogens
- C.
Period 5 Transition metals
- D.
Period 4 Transition metals
- E.
Noble Gases
- 10.The electron configuration: 1s^2 2s^2 2p^6 3s^2 3p^6 4s^2 3d^6 corresponds to the element:
- A.
Iron, Fe
- B.
Argon, Ar
- C.
Tin, Sn
- D.
None of the above
- E.
The above electron configuration is incorrect. It should be 1s^2 2s^2 2p^6 3s^2 3p^6 3d^6 4s^2
- 11.The maximum number of electrons in the f subshell would correspond with:
- A.
The number of elements in the transition metals
- B.
The number of elements in the lanthanoids and actinoids
- C.
The number of periods on the periodic table
- D.
The number of groups on the periodic table
- E.
The number of protons in the atom
- 12.Which bonding model best describes: CH4 (g) ? (Note: CH4 is a gas)
- A.
Ionic
- B.
Network Covalent
- C.
Metallic
- D.
Molecular Covalent
- E.
Structural Covalent
- 13.Which bonding model best describes: SiO2 (s) ? (Note: SiO2 (s) is very hard)
- A.
Ionic
- B.
Network Covalent
- C.
Metallic
- D.
Molecular Covalent
- E.
Structural Covalent
- 14.Which of the following is NOT a property of Ionic substances?
- A.
They are made up a cation and anion
- B.
They conduct electricity when dry
- C.
They dissolve in water
- D.
They conduct electricity when dissolved
- E.
None of the above
- 15.Which of the following is NOT a property of Metallic substances?
- A.
Dissolves in water
- B.
Conducts electricity
- C.
Some are hard solids
- D.
Made up of metal atoms
- E.
None of the above
- 16.Which of the following is NOT a property of Molecular Covalent substances?
- A.
They are made entirely of non-metal atoms
- B.
They always dissolve in water
- C.
They don't conduct electricity
- D.
They can be liquids or gasses
- E.
None of the above
- 17.Which of the following is NOT a property of Network Covalent substances?
- A.
They don't dissolve
- B.
They don't conduct electricity
- C.
They are extremely hard
- D.
They are made up of non-metal and metalloid atoms
- E.
None of the above
- 18.Predict the bonding model for KI, potassium iodine
- A.
Ionic
- B.
Molecular Covalent
- C.
Metallic
- D.
Network Covalent
- E.
It cannot be determined
- 19.CO2 (Carbon dioxide) is molecular covalent. Which piece of evidence best supports this?
- A.
Carbon dioxide dissolves in water
- B.
It does not conduct electricity
- C.
It is a gas at room temperature
- D.
It is made up of non-metal atoms
- E.
It is polyatomic
- 20.Diamond (C) is a very hard substance. Which bonding model best describes it?
- A.
Ionic
- B.
Molecular Covalent
- C.
Metallic
- D.
Network Covalent
- E.
Structural Covalent
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