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Chemical Bonding
Test Description: Answer the review questions.
Instructions: Answer all questions to get your test result.
1) What makes the outer shell electrons important is that they
A
tell you what element you're dealing with if you only know how many electrons are in the outer shell
B
will always seek out atoms that have the same number of outer shell electrons
C
determine the chemical reactivity of the atom.
D
are not really important so they can be lost easily.
2) All of the noble gases have this fact in common:
A
Their outer shells are full of electrons
B
They will react chemically with other elements quite easily
C
They are all radioactive
D
They are all very common and can be found easily in nature
3) Which of these elements have atoms that do not have two electrons in their outer shells?
A
helium
B
calcium
C
lithium
D
magnesium
4) When an atom manages to get its outer energy level filled with electrons the atom becomes
A
a new element
B
more reactive
C
non-reactive
D
very unstable
5) Ionic bonds form when electrons are-
A
shared
B
ionized
C
magnetized
D
transferred
6) Covalent bonds form when electrons are
A
magnetized
B
shared
C
transferred
D
ionized
7) If a sodium atom lost one of its electrons and a chlorine atom gained it, what kind of bond would be formed between sodium and chlorine?
A
metallic
B
ionic
C
valence
D
covalent
8) If two fluorine atoms bonded with each other what kind of bond would be involved?
A
ionic
B
covalent
C
non-metallic
D
valence
9) Ionic bonds form between ________ and ________.
A
ions, atom
B
molecules, compounds
C
metals, nonmetals
D
atoms, elements
10) Ionic bonds are formed when atoms ________ electrons while covalent bonds are formed when atoms ________ electrons.
A
transfer, share
B
absorb, share
C
share, gain
D
gain, lose
*select an answer for all questions
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