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Chemical Bonds
Test Description: Know the different types of chemical bonds ( Ionic and Covalent)
Instructions: Answer all questions to get your test result.
1) The bond formed when Mg combines with O2 is...
A
metallic
B
covalent
C
ionic
2) n an ionic bond, electrons are _________ or _______.
A
neither
B
share
C
all the above
D
lose or gain
3) How is the bond in F2 different from the bond in KCl ?
A
F2 is covalent while KCl is ionic
B
F2 is ionic and KCl is ionic
C
F2 is ionic while KCl is covalent
D
F2 and KCl are covalent
4) The process of becoming an ion from an atom is called as ________.
A
electronegativity
B
ionization
C
electrolysis
5) When a Cl atom gains an electron, it gets a charge of ________.
A
0
B
+1
C
-1
D
none of the above
6) An atom that has lost or gained electrons becomes a (an) _______.
A
atom
B
electron
C
proton
D
ion
7) Non-metals tend to _______ electrons to be come ________ ions.
A
gain, neutral
B
gain, negative
C
lose, neutral
D
lose, positive
8) Metals tend to _______ electrons to become _____ ions.
A
gain, positive
B
lose, positive
C
gain, neutral
D
gain, negative
9) Ionic bond is formed between atoms of ________ and _______.
A
non-metals and metals
B
metals and metalloids
C
metals and non metals
D
nonmetals and nonmetals
10) Covalent bond is formed between atoms of ________.
A
halogens
B
noble gases
C
metals
D
non-metals
11) Valence electrons are located_______.
A
closer to the nucleus
B
in the nucleus
C
on the outer principal energy level
*select an answer for all questions
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