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