ANATOMY & PHYSIOLOGY BIOS 251 QUESTIONS AND ANSWERS 2025
Which of the following would you classify as a molecule?
Cu
Fe
N
S2F - (ANSWER)S2F
Which of these subatomic particles is found outside of the nucleus of an atom?
Nucleons
Protons
Neutrons
Electrons - (ANSWER)electrons
Which of the following would you classify as a cation?
OH-
K+
S2-
FeO - (ANSWER)K+
If we cut a chunk of iron into smaller pieces, is it still iron no matter how small the pieces are? -
(ANSWER)Yes, an atom of iron would be iron no matter how small the pieces became.
A molecule with 14 total electrons and 12 total protons has a charge of? - (ANSWER)-2
An atom with 55 protons and 54 electrons has a charge of? - (ANSWER)+1
An atom with 12 protons and 10 electrons has a charge of? - (ANSWER)+2
A molecule with 76 electrons and 73 protons has a charge of? - (ANSWER)-3
, ANATOMY & PHYSIOLOGY BIOS 251 QUESTIONS AND ANSWERS 2025
Which of the following would be a molecule?
Li
CuO
Mg
C - (ANSWER)CuO
An atom has a mass number of 48 and 22 neutrons. How many protons would this atom have? -
(ANSWER)26
Select all the terms we could use to describe an Al atom with a charge of +3. Select all that apply.
Anion
Ion
Molecule
Cation - (ANSWER)ion, cation
If I had an ion with 26 protons, and 28 neutrons, and 27 electrons, what would be the charge of this ion?
- (ANSWER)-1
Which of the following compounds would you expect to be an electrolyte?
N2
O2
KCI
CH4
H2O - (ANSWER)KCl
An ion has 26 protons, 28 neutrons, and 24 electrons. Which element is this ion? - (ANSWER)iron Fe
Which of the following would you classify as a molecule?
Cu
Fe
N
S2F - (ANSWER)S2F
Which of these subatomic particles is found outside of the nucleus of an atom?
Nucleons
Protons
Neutrons
Electrons - (ANSWER)electrons
Which of the following would you classify as a cation?
OH-
K+
S2-
FeO - (ANSWER)K+
If we cut a chunk of iron into smaller pieces, is it still iron no matter how small the pieces are? -
(ANSWER)Yes, an atom of iron would be iron no matter how small the pieces became.
A molecule with 14 total electrons and 12 total protons has a charge of? - (ANSWER)-2
An atom with 55 protons and 54 electrons has a charge of? - (ANSWER)+1
An atom with 12 protons and 10 electrons has a charge of? - (ANSWER)+2
A molecule with 76 electrons and 73 protons has a charge of? - (ANSWER)-3
, ANATOMY & PHYSIOLOGY BIOS 251 QUESTIONS AND ANSWERS 2025
Which of the following would be a molecule?
Li
CuO
Mg
C - (ANSWER)CuO
An atom has a mass number of 48 and 22 neutrons. How many protons would this atom have? -
(ANSWER)26
Select all the terms we could use to describe an Al atom with a charge of +3. Select all that apply.
Anion
Ion
Molecule
Cation - (ANSWER)ion, cation
If I had an ion with 26 protons, and 28 neutrons, and 27 electrons, what would be the charge of this ion?
- (ANSWER)-1
Which of the following compounds would you expect to be an electrolyte?
N2
O2
KCI
CH4
H2O - (ANSWER)KCl
An ion has 26 protons, 28 neutrons, and 24 electrons. Which element is this ion? - (ANSWER)iron Fe
