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Chemistry 1-18

Periodic Table

QuestionAnswer
What is the atomic number of hydrogen? 1
What is the atomic number of helium? 2
What is the atomic number of lithium? 3
What is the atomic number of beryllium? 4
What is the atomic number of boron? 5
What is the atomic number of carbon? 6
What is the atomic number of nitrogen? 7
What is the atomic number of oxygen? 8
What is the atomic number of flourine? 9
What is the atomic number of neon? 10
What is the atomic number of sodium? 11
What is the atomic number of magnesium? 12
What is the atomic number of aluminium? 13
What is the atomic number of silicon? 14
What is the atomic number of phosphorus? 15
What is the atomic number of sulfur? 16
What is the atomic number of chlorine? 17
What is the atomic number of argon? 18
What is the symbol for hydrogen? H
What is the symbol for helium? He
What is the symbol for lithium? Li
What is the symbol for beryllium? Be
What is the symbol for boron? B
What is the symbol for carbon? C
What is the symbol for nitrogen? N
What is the symbol for oxygen? O
What is the symbol for flourine? F
What is the symbol for neon? Ne
What is the symbol for sodium? Na
What is the symbol for magnesium? Mg
What is the symbol for aluminum? Al
What is the symbol for silicon? Si
What is the symbol for phosphorus? P
What is the symbol for sulfur? S
What is the symbol for chlorine? Cl
What is the symbol for argon? Ar
What is the atomic number? The number above the element on the periodic table that is equal to the number of protons.
What is average atomic mass? The weighted average atomic mass of all naturally occurring isotopes of an element.
What is mass number? The whole number equal to protons and neutrons.
What is an isotope? An atom of the same element with a different number of neutrons.
What is an ion? An atom of the same element with a different number of electrons.
How do you find the average atomic mass? Mass number 1 times the percent of abundance as a decimal plus the second mass number times the percent of abundance as a decimal. (repeat as needed)
Created by: bugsyb63
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