Periodic Table
Atom Models
Vocabulary
Assess Your Understanding
Lesson Quiz
100
Californium
What element has the Atomic Number of 98?
100
Who's Atom model looks like a cherry?
Rutherford's Model
100
Atom
The smallest particle still considered an element.
100
An atom is...
the smallest particle that can still be considered an element.
100
properties
An elements _____ can be predicted from its location on the periodic table.
200
Nickel
What element has the Chemical symbol of Ni?
200
Who's model had the theory that "An atom of one element cannot be changed into an atom of a different element by a chemical reaction."
Dalton's Model
200
Periodic Table
Am arrangement of elements showing repeating pattern of their properties.
200
The atomic number of nitrogen is 7. How many protons, neutrons, and electrons make up an atom of nitrogen-15?
8 neutrons 7 protons 7 electrons
200
right
An element with the number 10 is located to the ____ of an element with the atomic number 9.
300
Yttrium
What element has the Atomic Number of 39?
300
Cloud Model
What model had a nucleus in the middle and had electrons surrounding it like a mist?
300
Neutron
A small particle in the nucleus of the atom, with no electrical charge.
300
Bohr's model of the atom consisted of a central____ surrounded by electrons moving in specific ___
nucleus and orbits
300
Moving across the periodic table from left to right, one finds, in order, metals, then gases, then nonmetals. Truth or False?
False
400
Iron
What element has the Atomic Mass of 55.847?
400
Thomson's Model
What model consisted of a hard, smooth ball but containing electrons?
400
Proton
small, positively charged particles that are found in the nucleus of an atom.
400
Silver
An atom of which element has 47 protons in its nucleus?
400
atomic mass
The average mass of all the isotopes of an element is called the _____.
500
What element has the Atomic Number of (288)?
Ununpentium
500
Modern Model
What model consisted of the nucleus being made of Protons and Neutrons and surrounded by a orange mist?
500
Atomic Number
Number of protons in the nucleus.
500
periods and groups
The rows in the periodic table are called___. The columns in the periodic table are called ____.
500
Chemical symbol
Information found on the periodic table for each element includes its atomic number, ____, name, and atomic mass.
M
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