URI BIO 220- ANATOMY AND
PHYSIOLOGY EXAM 1 Questions and
Correct Answers/ Latest Update / Already
Graded
How many nuetrons does an atom of tritium have? Tritium is an
isopropyl of hydrogen and one atom has an atomic Mass of 3.0
Ans: 2
How many protons does an atom of Carbon (C) contain?
Ans: 6
How many neutrons does one atom of Boron (B) have?
Ans: 6
Which of the following elements will have 18 electrons after a chemical
reaction causes it to either lose or gain two electrons?
Ans: Ca
How many neutrons does one atom of Fluorine (F) contain?
Ans: 10
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Which type(s) of ions do Ionic Compounds form?
Ans: Cations and anions
Which of the following is one example of an ionic compound that
readily disolves in water?
NaCl
CH4
N2
CO2
Ans: NaCl
In the periodic table, which column number (#) of elements ALWAYS
has a full outer shell of electrons
#1
#3
#11
#18
Ans: 18
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