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BIOS 251: Anatomy & Physiology (Edapt Chapter 2) – Questions And Answers
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BIOS 251: Anatomy & Physiology (Edapt Chapter 2) – Questions And Answers
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BIOS 251: Anatomy & Physiology (Edapt Chapter 2) –Questions And Answers
Which of the following would you classify as a molecule?
Cu
Fe
N
S2F Right Ans - S2F
Which of these subatomic particles is found outside of the nucleus of an atom?
Nucleons
Protons
Neutrons
Electrons Right Ans - electrons
Which of the following would you classify as a cation?
OH-
K+
S2-
FeO Right Ans - K+
If we cut a chunk of iron into smaller pieces, is it still iron no matter how small
the pieces are? Right Ans - 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?
Right Ans - -2
An atom with 55 protons and 54 electrons has a charge of? Right Ans - +1
An atom with 12 protons and 10 electrons has a charge of? Right Ans - +2
A molecule with 76 electrons and 73 protons has a charge of? Right Ans - -3
Which of the following would be a molecule?
Li
CuO
Mg
, C Right Ans - CuO
An atom has a mass number of 48 and 22 neutrons. How many protons would
this atom have? Right Ans - 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 Right Ans - ion, cation
If I had an ion with 26 protons, and 28 neutrons, and 27 electrons, what would
be the charge of this ion? Right Ans - -1
Which of the following compounds would you expect to be an electrolyte?
N2
O2
KCI
CH4
H2O Right Ans - KCl
An ion has 26 protons, 28 neutrons, and 24 electrons. Which element is this
ion? Right Ans - iron Fe
Which of the following terms would you use to describe Mg2+. Select all that
apply.
Ion
Molecule
Subatomic particle
Element Right Ans - ion, element
What subatomic particle is transferred or shared to make chemical bonds?
Right Ans - electrons
What is the name of the bonding type that involves the sharing of electrons?
Right Ans - covalent bonding
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