Atomic Symbol
What is the atomic symbol of Ytterbium?
Yb
What is the atomic mass of Hydrogen?
1
What are the three broad classes of elements?
Metals, Nonmetals, and Metalloids
What is the atomic number of Silicon?
14
How is the periodic table organized?
In order of increasing atomic number
What is the atomic symbol of Radon?
Rn
What is the atomic mass of Beryllium?
(Double Jeopardy)
9
Which element class do Argon fall in?
Nonmetal
What is the atomic number of Zinc?
30
How many elements were identified by the year 1700?
13
What is the atomic symbol of Copper?
Cu
What is the atomic mass of Neon?
20
Which element class do Arsenic fall in?
Metal
What is the atomic number of Cadmium?
(Double Jeopardy)
48
Who developed a classification system in which known elements were grouped in triads?
Chemist J.W. Dobereiner
What is the atomic symbol of Mercury?
(Double Jeopardy)
Hg
What is the atomic mass of Calcium?
40
What kind of metal is Calcium?
An alkaline earth metal
What is the atomic number of Yttrium?
39
Why was Mendeleev given more credit than Meyer?
(Double Jeopardy)
Because Mendeleev published his table first and was able to explain its usefulness.
What is the atomic symbol of Bohrium?
Bh
What is the atomic mass of Iron?
55
What kind of nonmetal is Xenon?
(Double Jeopardy)
Noble gas
What is the atomic number of Zirconium?
40
How did Mendeleev develop his table?
He developed it while working on a textbook for his students.