Atoms
More Atoms
Elements
More Elements
The Periodic Table
100
This is a tiny particle that makes up all matter.
What is an atom?
100
The center of an atom is called this.
What is the nucleus?
100
In the periodic table, elements are arranged according to this.
What is their atomic number?
100
These elements are usually shiny, can be bent or stretched and can conduct electricity.
What is a metal?
100
The periodic table is a chart of what organized by what? (2 answers)
What are elements and physical properties?
200
Atoms combine to form this.
What is a molecule?
200
The smallest particle of an element that still has the property of the element is called this.
What is an atom.
200
This cannot be broken apart into other substances.
What is an element?
200
An abbreviation of an elements name is called this.
What is the chemical symbol?
200
By using the periodic table, is water an element? Why or why not?
No, because it is a combination of the elements hydrogen and oxygen.
300
The uncharged particle in an atom is this.
What is a neutron?
300
A particle with a positive charged is called this.
What is a proton?
300
This element is dull in color, does not bend or conduct electricity and it breaks easily.
What is a nonmetal?
300
Elements that are like metals in some ways and like nonmetals in other ways are called this.
What are semimetals?
300
How many elements is the earth's crust made up of, many, a few, one or all of the elements?
What is a few?
400
This is the part of an atom that is negatively charged.
What is an electron?
400
This is two or more atoms that are joined together and act as a single unit.
What is a molecule?
400
Elements that hardly ever combine with other elements to form molecules are called this.
What are noble gases?
400
What information about an element can we determine by its location on the periodic table?
Whether it is metal, nonmetal or semimetal.
400
These are the 3 parts represented for each element on the periodic table.
What are atomic number, chemical symbol and name.
500
What does it mean when atoms and molecules are formed in well ordered arrays?
They are arranged in specific, repeating patterns.
500
You would use this to look at the structure of atoms and molecules.
What is a scanning tunneling microscope.
500
A pure substance made up of two or more elements that are chemically combined are called this.
What is a compound?
500
Most living and nonliving material is made of up of how many elements, the same, a few or a lot of elements?
they are made up of just a few elements.
500
This was the scientist who created the first periodic table.
Who is Dimitri Mendeleyev?
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