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Chemical Bonding
Test Description: Ch 14 Test
Instructions: Answer all questions to get your test result.
1) How are electrons in an atom organized?
A
periods
B
energy levels
C
valance levels
D
groups
2) What are the only parts of an atom that makes chemical bonds?
A
neutrons in the nucleus
B
electrons in the nucleus
C
protons in the nucleus
D
valence electrons
3) What is the same within each group on the periodic table?
A
number of protons
B
number of valence electrons
C
number of electrons
D
number of atoms
4) Why don't noble gases normally form chemical bonds?
A
they have 2 valence electrons
B
they have 8 protons
C
they have full outermost energy levels
D
they have empty outer levels
5) What is the charge of a sodium ion with 11 protons and 10 electrons?
A
2+
B
2-
C
1-
D
1+
6) The more easily an atom gains an electron, what does it release more of?
A
electrons
B
energy
C
atoms
D
protons
7) What ending is used for the names of negative ions formed when atoms gain electrons
A
-ate
B
-ide
C
-ade
D
-ion
8) What is the smallest particle into which a covalently bonded compound can be divided and still be the same compound?
A
molecule
B
atom
C
electron
D
proton
9) Why can metal be shaped?
A
metallic bonds
B
covalent bonds
C
compound bonds
D
ionic bonds
10) What allows metals to bond?
A
a large number of valence elctrons
B
a low number of valence electrons
C
overlapping outer energy levels
D
ions
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