Ionic Bonding Quiz Grade 8a
Ion formation, valence and ionic bonding review.
- 1.Ionic bonds always form between metals and ___________.
- A.
Nonmetals
- B.
Metals
- C.
Metalloids
- 2.Negatively charged ions, called ____________, result from gain of electrons.
- A.
Cations
- B.
Anions
- 3.Positively charged ions, called ____________, result from loss of electrons.
- A.
Cations
- B.
Anions
- 4.When an electron is added to or removed from an atom, the atom becomes a(n) ________.
- A.
Ion
- B.
Bond
- C.
Nothing; it stays an atom
- 5.How does a magnesium atom form a bond with an oxygen atom?
- A.
By giving one pair of electrons to the oxygen atom.
- B.
By sharing one pair of electrons, both electrons provided by the magnesium atom.
- C.
By sharing two pairs of electrons, both pairs provided by the oxygen atom.
- D.
By sharing two pairs of electrons, each atom donating one pair of electrons.
- 6.Lewis dot shows?
- A.
The total number of electrons
- B.
Total number of protons
- C.
Total number of neutrons
- D.
Number of electrons in highest energy shelf
- 7.Select the formula for strontium chloride.
- A.
SrCl2
- B.
SrCl
- C.
Sr2Cl3
- D.
SrClO2
- E.
SrClO3
- 8.Select the formula for aluminum sulfide.
- A.
Al2(SO4)3
- B.
AlS
- C.
Al2S3
- D.
Al3(SO3)2
- E.
AlSO3
- 9.Element X has an electronic structure 2, 8, 8, 1. Element Y has an electronic structure of 2, 8, 6. What is the chemical formula of the compound formed between X and Y?
- A.
X2Y
- B.
XY2
- C.
XY
- D.
XY3
- 10.Which element, when combined with fluorine, would most likely form an ionic compound?
- A.
Phosphorus
- B.
Lithium
- C.
Carbon
- D.
Chlorine
- 11.Aluminum is a group 3 metal. Which ion does Al typically form?
- A.
Al3-
- B.
Al5+
- C.
Al3+
- D.
Al5-
- 12.NaCl is an example of the chemical formula of
- A.
An ion
- B.
A covalent compound
- C.
An ionic compound
- D.
A crystal
- 13.Which pair of elements will combine to form an ionic compound?
- A.
Carbon and chlorine
- B.
Fluorine and sodium
- C.
Sulphur and oxygen
- D.
Oxygen and carbon
Questions: 7 | Attempts: 4163 | Last updated: Jan 31, 2013
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