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The separate atoms that make up a wooden table cannot be seen because the atoms are _____.
electron cloud
atoms in molecules
valence electrons
Each element in a family has similar chemical properties.
the average weight of atoms of the different isotopes of that element
the number of protons
an atom
too small
An atom is described as a nucleus of protons and neutrons surrounded by a(n)
electron cloud
atoms in molecules
valence electrons
Each element in a family has similar chemical properties.
the average weight of atoms of the different isotopes of that element
the number of protons
an atom
too small
Atomic weight in the periodic table refers to ____________.
electron cloud
atoms in molecules
valence electrons
Each element in a family has similar chemical properties.
the average weight of atoms of the different isotopes of that element
the number of protons
an atom
too small
What are the electrons in the outermost shell of an atom called ?
electron cloud
atoms in molecules
valence electrons
Each element in a family has similar chemical properties.
the average weight of atoms of the different isotopes of that element
the number of protons
an atom
too small
Aluminum is an element. Which of the following best describes the smallest particle of aluminum that retains all the properties of aluminum?
electron cloud
atoms in molecules
valence electrons
Each element in a family has similar chemical properties.
the average weight of atoms of the different isotopes of that element
the number of protons
an atom
too small
All matter in a pitcher of lemonade is made up of what?
electron cloud
atoms in molecules
valence electrons
Each element in a family has similar chemical properties.
the average weight of atoms of the different isotopes of that element
the number of protons
an atom
too small
Which of the following is a true statement regarding the periodic table?
electron cloud
atoms in molecules
valence electrons
Each element in a family has similar chemical properties.
the average weight of atoms of the different isotopes of that element
the number of protons
an atom
too small
In order to determine if two atoms are copper (Cu) atoms, what must be the same for each?
electron cloud
atoms in molecules
valence electrons
Each element in a family has similar chemical properties.
the average weight of atoms of the different isotopes of that element
the number of protons
an atom
too small
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