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Groups
Elements
Periodic Table
Element Key
Extra Stuff
100
Elements in groups 3-12 are called
What is transition elements
100
These are silvery solids with low densities and low melting points
What is alkali metals
100
What is the name of Group 2?
What is alkaline earth metals
100
Looking at the figure on the board, identify the atomic number and name of the element.
What is 11 and sodium
100
These elements do not occure naturally
What is synthetic elements
200
Krypton and Xenon are part of what group?
What is noble gases
200
Actinides are considered thesse kind of elements
What is inner transition elements
200
An organization of elements by the number of protons in each is called what?
What is the periodic table of elements
200
Looking at the figure on the board, identify the if the element is naturally occuring or synthetic.
What is naturally occuring
200
Chemist who arranged periodic table by atomic mass ?? and he found that the elements with this?? fell into groups on the table
What is Mendeleev and similar properties
300
Eight groups on the periodic table are part of this
What is representative elements
300
These are salt-formers
What is halogens
300
Using the periodic table handed to you pick a category for the following elements: C, carbon, 6 - W, tungsten, 74 - Ge, germanium, 32
What is nonmetal, transition metal, metalloid
300
Looking at the figure on the board, identify the state that it occurs at room temperature.
What is solid
300
Any malleable element that is a good conductor
What is metal
400
Compare and contrast Groups 1 and 2 (1 similar and 1 difference)
What is both are metals, active metals. Group 2 is more dense and higher melting points and harder than corresponding Group 1 elements.
400
Tell me one use for each of these elements: americium, mercury, chlorine, tungsten, silicon, aluminum, plutonium, and phosphorus
What is smoke detectors, thermometers, kill bacteria, lightbulbs, computer chips, soda cans, nuclear power plants, matches
400
Using the periodic table handed to you pick a category for the following elements: Es, einsteinium, 99 - Na, sodium, 11 - I, iodine, 53
What is inner transition metal, representative metal, nonmetal
400
Looking at the figure on the board, identify the atomic mass.
What is 22.990
400
All periods on the periodic table of elements contain the same number of elements - true or false?
What is false
500
The iron triad is composed of which three elements?
What is iron, cobalt, and nickel
500
Where are synthetic elements made AND WHY??
What is in laboratories, because they do not occur naturally
500
How did Moseley improve Mendeleev's periodic table of elements?
What is He arranged them by increasing atomic number instead of increasing atomic mass
500
Looking at the figure on the board, identify the symbol.
What is Na
500
Major difference between the two rows of inner transition elements is that lanthanides ??
What is occur in nature while most of actinides are synthetic