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CHEMISTRY 101 MIDTERM EXAM IVY TECH (5-7) 60 ACTUAL QUESTIONS AND VERIFIED ANSWERS. A+ GRADE.
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CHEMISTRY 101 MIDTERM EXAM IVY TECH (5-7) 60 ACTUAL QUESTIONS AND VERIFIED ANSWERS. A+ GRADE
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2024-2025 CHEMISTRY 101MIDTERM EXAM IVY TECH
(5-7) 60 ACTUAL
QUESTIONS AND VERIFIED
ANSWERS. A+ GRADE
1. How many oxygen atoms are in the formula
Al2(CO3)3?
a. 3
b. 9
c. 1
d. 6
e. None of the above: B
2. The law of constant composition states:
a. Matter cannot be either created or destroyed in a chemical reaction.
b. The nucleus is a dense region of positive charge that always contains
protons and neutrons.
c. All samples of a given compound have the same proportions of their
constituent elements.
d. All atoms of a given element have a constant composition and are different
than atoms of any other element. E. None of these: C
, 3. What is the formula for an ionic compound made of aluminum and
oxygen?
a. Alo2
b. Al2O3
c. Al3O2
d. Alo
e. None of the above: B
4. What is the correct formula for the molecular compound heptaphosphorus
octafluoride?
a. P5F8
b. P7F6
c. P6F7
d. P7F8
e. None of the above: D
5. What is the correct name of the compound whose formula is BF3?
A. Boron trifluoride
b. Boron fluoride
c. Monoboron trifluorine
d. Boron(III) fluoride
e. None of the above: A
6. What is the name of the ionic compound made of beryllium and chlorine?
A. Beryllium(II) chloride
b. Beryllium dichloride
c. Beryllium chloride
d. Monoberyllium dichloride
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