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Chapter 4: Q. 4.65 (page 126)
Fill in the following blanks using larger or smaller, more metallic or less metallic. Na has a atomic size and is than P.
Na has a larger atomic size and is more metallic than P.
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Using the Chemistry Link to Health: Elements Essential to Health, answer each of the following:
a. What is a macromineral?
b. What is the role of sulfur in the human body?
c. How many grams of sulfur would be a typical amount in a adult?
For each representation of a nucleus through, write the atomic symbol and identify which are isotopes.
There are four naturally occurring isotopes of Iron:
a. How many protons, neutrons, and electrons are in ?
b. What is the most abundant isotope in an Iron sample?
c. How many neutrons are in ?
d. Why don't any of the isotopes of Iron have the atomic mass of localid="1653290415917" listed on the periodic table?
Place the following in order of increasing metallic character: Na, P, AI, Ar.
Write the names and symbols for the elements with the following atomic numbers:
a. b. c. d.
e. f. g. h.
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