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Chemical Bonding
Quiz 2
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Q.1
The number of _____ is most important in determining how an atoms will bond.
Neutrons
Protons
Valence Electrons
Electron sin the innermost shell
Q.2
When electrons are shared unequally a/an ___________ bond is formed
ionic
hydrogen
polar covalent
All of above
Q.3
The chemical bond formed when two atoms share electrons is called a(an) IONIC bond.
True
False
Q.4
A bond that forms when electrons are transferred is called a/an
ionic bond
covalent bond
hydrogen bond
None of these
Q.5
Atoms joined together by SHARING electrons are?
Ionic bonds
Covalent bonds
Metallic Bonds
James Bonds
Q.6
Which type of bond creates a "pool" of electrons between atoms?
Ionic Bonds
Covalent Bonds
Metallic Bonds
Saving Bonds
Q.7
All chemical bonds involve two atoms sharing electrons.
True
False
Q.8
Is this equation balanced? C3H8 + 5O = 4H+ 3CO2
yes
no
Q.9
How many oxygen atoms on each side of C3H8 + 5O= 4H+ 3CO2
2
3
5
10
Q.10
What is the charge of an aluminum ion that hasprotons andelectrons?
3+
3 -
no charge
None of these
Q.11
Which type of bond is creates MgFe?
covalent bond
ionic bond
metallic bond
all the bonds
Q.12
What type of bond forms CaF2
covalent bond
ionic bond
metallic bond
all answers are correct
Q.13
In order for a chemical reaction to occur,
there must be an explosion or fire
bubbling or gas must be produced
a new substance must be formed
the substance must turn color
Q.14
After a chemical reaction occurs, atoms are not created nor destroyed,
just rearranged into a new substance
just changed into different elements
just turned into unstable elements
All of above
Q.15
Most elements bond to create compounds because
their outer electron level is full
they are unstable
they are positively charged
All of above
Q.16
Compounds that share specific valence electrons are formed by
covalent bonds
ionic bonds
metallic bonds
all types of bonds
Q.17
Compounds or elements that share their pooled valence electrons are
covalent bonds
ionic bonds
metallic bonds
all types of bonds
Q.18
How many valence electrons does Oxygen have?
0
16
6
8
Q.19
Which type of bond occurs between non metals?
covalent bonds
ionic bonds
metallic bonds
all types of bonds
Q.20
Which type of bonds create compounds?
covalent bonds
ionic bonds
metallic bonds
all type of bonds
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