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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
groups
C
energy levels
D
valance levels
2) What are the only parts of an atom that makes chemical bonds?
A
protons in the nucleus
B
neutrons in the nucleus
C
valence electrons
D
electrons in the nucleus
3) What is the same within each group on the periodic table?
A
number of valence electrons
B
number of atoms
C
number of electrons
D
number of protons
4) Why don't noble gases normally form chemical bonds?
A
they have empty outer levels
B
they have full outermost energy levels
C
they have 2 valence electrons
D
they have 8 protons
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
energy
B
atoms
C
electrons
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
atom
B
proton
C
molecule
D
electron
9) Why can metal be shaped?
A
ionic bonds
B
compound bonds
C
covalent bonds
D
metallic bonds
10) What allows metals to bond?
A
a low number of valence electrons
B
ions
C
overlapping outer energy levels
D
a large number of valence elctrons
*select an answer for all questions
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