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Chapter 4: Q. 4.43 (page 115)
There are two naturally occurring isotopes of thallium: and . Use the atomic mass of thallium listed on the periodic table to identify the more abundant isotope.
is more abundant isotope of thallium.
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For each representation of a nucleus through, write the atomic symbol and identify which are isotopes.
How many protons and electrons are there in a neutral atom of each of the following elements?
a. argon
b. manganese
c. iodine
d. cadmium
The most abundant isotope of lead is .
a. How many protons, neutrons, and electrons are in ?
b. What is the atomic symbol of another isotope of lead with neutrons?
c. What is the atomic symbol and name of an atom with the same mass number as in part b and neutrons?
a. How many neutrons are in ?
b. Write the electron arrangement for potassium.
c. Which is the larger atom. or ?
d. Which is the smallest atom, or ?
e. If John's potato field has an area of hectares. How many pounds of fertilizer does John need to use?
There are four naturally occurring isotopes of Strontium: .
a. How many protons, neutrons, and electrons are in ?
b. What is the most abundant isotope in a Strontium sample?
c. How many neutrons are in ?
d. Why don't any of the isotopes of strontium have the atomic mass of role="math" localid="1652120158687" listed on the periodic table?
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