Chemistry Review
Authored by Kelsey Zitzer
Biology
11th Grade
NGSS covered
Used 113+ times
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23 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Which of the following is described as the basic unit of matter?
Tags
NGSS.HS-PS1-7
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the atom diagram shown, E is pointing to
Tags
NGSS.MS-PS1-1
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the atom diagram shown, A is pointing to the darker particles, these are known as
electrons
protons
neutrons
the nucleus
Tags
NGSS.MS-PS1-1
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What charge does an electron have?
Tags
NGSS.MS-PS2-3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In this chemical equation, the elements in red are the_______.
Products
Reactants
Subscripts
Coefficients
Tags
NGSS.MS-PS1-5
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
An ionic bond forms when
valence electrons are shared back and forth (move between) two atoms.
a sea of mobile electrons surround the cations and they then become negativly charged
valence electrons are transferred from one atom to another, forming charged ions that are then pulled together by attraction between opposite charges
none of the above
Tags
NGSS.HS-PS1-2
NGSS.HS-PS1-3
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Covalent bonds form when
the electronegativity difference between two atoms is very large.
electrons are completely transferred between two atoms.
pairs of electrons are shared between two atoms.
ions are held together by opposite charges.
Tags
NGSS.MS-PS1-1
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