Chemical Formulas Bonding Reactions
Authored by Charles Martinez
Chemistry
11th - 12th Grade
NGSS covered
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86 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What two types of atoms make a covalent bond?
2 Nonmetals
1 Nonmetal and 1 Metal
2 Metals
2 Noble Gases
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
How do covalent bonds form?
Donating & receiving valence e- between atoms.
Opposite slight charges attract each other between compounds.
Scientists are still not sure how they form.
Sharing valence e- between atoms.
Tags
NGSS.HS-PS1-1
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Which of the following is NOT formed by a covalent bond?
K2S
H2O
I2
CO2
Tags
NGSS.HS-PS1-2
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Which of the following describes the strength of a covalent bond?
Middle - Each atom shares an octet
Middle - One atom gains an octet & the other loses.
Weakest - it only forms because of another bond forming
Strongest - each atom receives a "permanent" octet.
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
What do we call a covalent bond where electrons are shared UNEVENLY or UNEQUALLY?
Ionic
Polar Covalent
Nonpolar Covalent
Van der Waals Force
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Diatomic elements are defined as IDENTICAL elements that bond with each other (i.e. Oxygen with Oxygen). What type of bond should they form?
Ionic
Polar Covalent
Nonpolar Covalent
Van der Waals force
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
An uneven sharing of electrons in a covalent bond due to differences in electronegativity is a:
Polar
Non-Polar
Ionic
NA
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