Chemical Bonding Test Review
Authored by Kim England
Science
9th Grade
NGSS covered
Used 17+ times
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13 questions
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1.
MATCH QUESTION
1 min • 1 pt
Match the following
chemical formula
tells what elements a compound contains and the exact number of atoms of those elements
subscript
Force that holds the atoms of a substance together
chemical bond
represents the number of atoms of a particular element
compound
represents the number of units of each substance
coefficient
substance made of the combined atoms of two or more elements
Tags
NGSS.MS-PS1-1
2.
MATCH QUESTION
1 min • 1 pt
Match the following
oxidation number
force that brings nonmetal atoms together to share electrons
ionic compound
how many electrons the atoms needs to gain or lose to reach a full outer energy level.
ion
neutral compound that consists of positive and negative ions
covalent bonds
force that brings opposite charged ions together
Ionic bond
positively or negatively charged atom; gain or lose electrons
3.
MATCH QUESTION
1 min • 1 pt
Match the following
molecular compound
the neutral group of atoms held together by sharing electrons and a covalent bond
molecule
a substance made of molecules
polyatomic ions
positively or negatively charged group of elelments
Tags
NGSS.MS-PS1-1
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
An atom that gains or loses an electron becomes
an isotope
a new element
an ion
a molecule
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
When an atom gains an electron it becomes
negatively charged
positively charged
neurtal
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Ionic bonds happen when valence electrons are
shared
too heavy
transferred
Tags
NGSS.HS-PS1-3
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Valence electrons are
neutral (no charge)
found in the outer most energy level of the atom
equal to the number of protons
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