Chemical Structure & Bond Review

Quiz
•
Science
•
8th - 9th Grade
•
Hard
Standards-aligned
Charles Martinez
FREE Resource
25 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Iodine, I (atomic number 53), is an essential element for human life. The model illustrates an iodine-127 atom, with 53 protons, 74 neutrons, and 53 electrons.
Which of the following would be the outcome of this essential element if one proton is added to this iodine nucleus?
Tags
NGSS.MS-PS1-1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Magnesium reacts with another element to form a compound.
Which element MOST LIKELY combined with the magnesium?
Sodium
Argon
Sulfur
Calcium
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following compounds are covalent?
Sodium hydride (NaH)
Carbon tetrachloride (CCl4)
Magnesium chloride (MgCl2)
Magnesium chloride (NaOH)
Tags
NGSS.HS-PS1-1
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which ionic compound is BOTH correctly written and named?
MgO – magnesium oxide
MnO2 - manganese oxide
NO2 - nitrogen oxide
SrBr - strontium bromide
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A. Phosphorus trifluoride
B. Boron trichloride
C. Chlorine pentafluoride
Which includes the correct formulas for these compounds?
A. F3P
B. Cl3B
C. F5Cl
A. PCl3
B. BrCl3
C. CF5
A. PF3
B. BCl3
C. ClF5
A. PhFl3
B. BoCh3
C. ChFl5
Tags
NGSS.MS-PS1-1
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In Deanna’s community, calcium fluoride occurs naturally in its drinking water. She drew several models of this compound using these spheres:
Which of Deanna’s models correctly represents a stable calcium fluoride compound?
Tags
NGSS.MS-PS1-1
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following formula and chemical name combinations is correctly shown?
N2O2; nitrogen dioxide
N2O5; dinitrogen pentoxide
Ca2P3; dicalcium diphosphide
PCl5; phosphorus tetrachloride
Tags
NGSS.MS-PS1-1
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