U3 Chemical Bonding Review
Authored by Jessica Sanderson
Chemistry
9th Grade
NGSS covered
Used 10+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Oxygen (O) atoms will combine with Hydrogen atoms to form water molecules (H2O). Which statement explains the process through which these molecules are formed?
two oxygen atoms share some of their protons with Hydrogen atoms
2 hydrogen atoms share their valence electrons with one oxygen atom
protons are transferred from one oxygen atom to the other oxygen atom
electrons are transferred from one hydrogen atom to the other oxygen atom
Tags
NGSS.HS-PS1-1
NGSS.HS-PS1-2
2.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
When an atom of sodium and an atom of fluorine combine to form a salt compound, sodium fluoride is formed through an ionic bond. Which statement correctly describes the behavior of the valence electron in the ionic bond?
an electron from the fluorine atom moves to the sodium atom forming 2 ions
an electron from the sodium atom moves to the fluorine atom forming 2 ions
an electron from the fluorine atom is shared with the sodium atom forming a sodium ion
an electron from the fluorine atom is shared with the sodium atom forming a fluorine ion
Tags
NGSS.HS-PS1-1
NGSS.HS-PS1-2
3.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Aluminum oxide, Al2O3, is produced by combining Al3+ and O2- particles. What type of compound has been formed?
ionic
metallic
covalent
molecular
Tags
NGSS.HS-PS1-3
4.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
An ionic bond typically forms between certain types of elements. Which pair of elements will form an ionic compound?
N and O
K and Cl
Na and Cu
Li and Mg
Tags
NGSS.HS-PS1-3
5.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Iron oxides, such as rust, form when iron metal reacts with oxygen in the air. What are the chemical symbols for the two elements found in iron oxide?
I and O
Ir and O
Fe and O
Pb and O
Tags
NGSS.MS-PS1-1
6.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Which part of a sodium atom is transferred when an ionic bond is formed with another atom?
proton
neutron
electron
outer electron
Tags
NGSS.HS-PS1-1
NGSS.HS-PS1-2
7.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
How many elements are in the compound shown in the image?
2
3
4
5
Tags
NGSS.MS-PS1-1
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