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Bonding - All Subtopics
Test Description: Review of Bonding
Instructions: Answer all questions to get your test result.
1) As energy is released during the formation of a bond, the stability of the chemical system generally
A
increase
B
decrease
C
remain the same
2) Which of these elements has an atom with the most stable outer electron configuration?
A
Na
B
Ne
C
Ca
D
Cl
3) Which compound would most likely have the greatest ionic character?
A
KF
B
LiH
C
CaO
D
CO
4) When combining with nonmetallic atoms, metallic atoms generally will
A
lose electrons and form positive ions
B
gain electrons and form negative ions
C
lose electrons and form negative ions
D
gain electrons and form positive ions
5) When a chemical bond is broken, energy is
A
released, only
B
absorbed, only
C
neither absorbed nor released
D
both absorbed and released
6) Which compound contains only ionic bonds?
A
HNO3
B
Na2O
C
NH4Cl
D
H2O
7) As a bond between a hydrogen atom and a sulfur atom is formed, electrons are
A
transferred to form an ionic bond
B
transferred to form a covalent bond
C
shared to form an ionic bond
D
shared to form an covalent bond
8) Which is the formula for sodium perchlorate?
A
NaClO4
B
NaClO3
C
NaClO
D
NaClO2
9) Conductivity in a metal results from the metal atoms having
A
high ionization energy
B
highly mobile protons in the nucleus
C
highly mobile electrons in the valence shell
D
high electronegativity
10) Which type of bond exists between an atom of hydrogen and an atom of fluorine?
A
polar covalent
B
nonpolar covalent
C
covalent
D
ionic
*select an answer for all questions
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