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DICKSON 3.1

HW

QuestionAnswer
How many elements are on the periodic table? 118
How many of the 118 elements are naturally occurring? 92
A chart of the elements that are arranged into rows and columns according to physical and chemical properties is the _____ _____. Periodic table
What did Dimitri Mendeleev use to organize his periodic table? Atomic Mass
T or F: Mendeleev's table was organized the correct way. False
A row on the periodic table is called a(n) ____. period
A column on the periodic table is called a(n) _____. group
Today's periodic table is arranged by increasing ____ _____. atomic number
The atomic number is equal to the number of _____. protons
In a neutral atom, what element is equal to the number of protons? electrons
protons and neutrons are found in the _____ of the atom. nucleus
electrons are found _______ the nucleus of the atom. orbiting
The ____ particle of the atom is the proton. positive
The _____ particle of the atom is the electron. negative
The ____ particle in the atom is the neutron. neutral
Who developed the newest periodic table? Henry Moseley
The atomic number or proton number is used to _____ the atom. identify
A balloon on the element key states that the element is found as a ____ at room temperature. gas
A rain drop on the element key states that the element is found as a ____ at room temperature. liquid
A block on the element key states that the element is found as a ____ at room temperature. solid
A "ring" on the element key states that the element is not found ____. naturally
Group 1 on the periodic table is called the ____ ____. alkali metals
Group 2 on the periodic table is called the ____ ____ ____. alkaline earth metals
The center section of the periodic table is called the _____ _____. transitional metals
3/4 (most) of the elements on the periodic table are _____. metals
The one or two letter abbreviation of the element is called the _____ _____. atomic symbol
Potassium is in group ____ of the periodic table. 1
Calcium is in group ____ of the periodic table. 2
Scandium is in group ____ of the periodic table. 3
Titanium is in group ____ of the periodic table. 4
Vanadium is in group ____ of the periodic table. 5
Chromium is in group ____ of the periodic table. 6
Iron is in group ____ of the periodic table. 8
Iridium is in group ____ of the periodic table. 9
Zinc is in group ____ of the periodic table. 12
Silver is in group ____ of the periodic table. 11
The first element in period 3 is ___. Sodium
The first element in period 2 is ___. Lithium
The first element in period 6 is ___. Cesium
The first element in period 7 is ___. Francium
The first element in the transitional metals is ____. Scandium
The bottom element in the Alkaline Earth Metals is ____. Radium
The top element in the Alkali Metals is ____. Hydrogen.
The first element in the lanthanide series is ____. Lanthanum
The last element in the actinide series is lawrencium
The atomic symbol Mn is which element Manganese
The atomic symbol Ca is which element Calcium
The atomic symbol Co is which element Cobalt
The atomic number 79 is which element Gold
The atomic number 3 is which element Lithium
The atomic number 10 is which element Neon
The atomic number 6 is which element Carbon
Created by: dicksona