Match the items on the right to the items on the left.

Lothar Meyer	??? Elements found to the right of the periodic table Most elements Have 7 outer shell electrons, so form negative ions An artificial element Metals that have 1 outer shell electron Russian chemist investigating periodicity of the elements Metals that have two outer shell electrons Bind with covalent bonds Row across the periodic table Have full outer shell electrons. A column in the periodic table. Elements have similar chemical properties. German chemist investigating periodicity of the elements
Dimitri Mendeleev	??? Elements found to the right of the periodic table Most elements Have 7 outer shell electrons, so form negative ions An artificial element Metals that have 1 outer shell electron Russian chemist investigating periodicity of the elements Metals that have two outer shell electrons Bind with covalent bonds Row across the periodic table Have full outer shell electrons. A column in the periodic table. Elements have similar chemical properties. German chemist investigating periodicity of the elements
Group	??? Elements found to the right of the periodic table Most elements Have 7 outer shell electrons, so form negative ions An artificial element Metals that have 1 outer shell electron Russian chemist investigating periodicity of the elements Metals that have two outer shell electrons Bind with covalent bonds Row across the periodic table Have full outer shell electrons. A column in the periodic table. Elements have similar chemical properties. German chemist investigating periodicity of the elements
Period	??? Elements found to the right of the periodic table Most elements Have 7 outer shell electrons, so form negative ions An artificial element Metals that have 1 outer shell electron Russian chemist investigating periodicity of the elements Metals that have two outer shell electrons Bind with covalent bonds Row across the periodic table Have full outer shell electrons. A column in the periodic table. Elements have similar chemical properties. German chemist investigating periodicity of the elements
Metals	??? Elements found to the right of the periodic table Most elements Have 7 outer shell electrons, so form negative ions An artificial element Metals that have 1 outer shell electron Russian chemist investigating periodicity of the elements Metals that have two outer shell electrons Bind with covalent bonds Row across the periodic table Have full outer shell electrons. A column in the periodic table. Elements have similar chemical properties. German chemist investigating periodicity of the elements
Non- metals	??? Elements found to the right of the periodic table Most elements Have 7 outer shell electrons, so form negative ions An artificial element Metals that have 1 outer shell electron Russian chemist investigating periodicity of the elements Metals that have two outer shell electrons Bind with covalent bonds Row across the periodic table Have full outer shell electrons. A column in the periodic table. Elements have similar chemical properties. German chemist investigating periodicity of the elements
Alkali metals	??? Elements found to the right of the periodic table Most elements Have 7 outer shell electrons, so form negative ions An artificial element Metals that have 1 outer shell electron Russian chemist investigating periodicity of the elements Metals that have two outer shell electrons Bind with covalent bonds Row across the periodic table Have full outer shell electrons. A column in the periodic table. Elements have similar chemical properties. German chemist investigating periodicity of the elements
Alkali Earth metals	??? Elements found to the right of the periodic table Most elements Have 7 outer shell electrons, so form negative ions An artificial element Metals that have 1 outer shell electron Russian chemist investigating periodicity of the elements Metals that have two outer shell electrons Bind with covalent bonds Row across the periodic table Have full outer shell electrons. A column in the periodic table. Elements have similar chemical properties. German chemist investigating periodicity of the elements
Group IV elements	??? Elements found to the right of the periodic table Most elements Have 7 outer shell electrons, so form negative ions An artificial element Metals that have 1 outer shell electron Russian chemist investigating periodicity of the elements Metals that have two outer shell electrons Bind with covalent bonds Row across the periodic table Have full outer shell electrons. A column in the periodic table. Elements have similar chemical properties. German chemist investigating periodicity of the elements
Halogens	??? Elements found to the right of the periodic table Most elements Have 7 outer shell electrons, so form negative ions An artificial element Metals that have 1 outer shell electron Russian chemist investigating periodicity of the elements Metals that have two outer shell electrons Bind with covalent bonds Row across the periodic table Have full outer shell electrons. A column in the periodic table. Elements have similar chemical properties. German chemist investigating periodicity of the elements
Noble gases	??? Elements found to the right of the periodic table Most elements Have 7 outer shell electrons, so form negative ions An artificial element Metals that have 1 outer shell electron Russian chemist investigating periodicity of the elements Metals that have two outer shell electrons Bind with covalent bonds Row across the periodic table Have full outer shell electrons. A column in the periodic table. Elements have similar chemical properties. German chemist investigating periodicity of the elements
Rutherfordium	??? Elements found to the right of the periodic table Most elements Have 7 outer shell electrons, so form negative ions An artificial element Metals that have 1 outer shell electron Russian chemist investigating periodicity of the elements Metals that have two outer shell electrons Bind with covalent bonds Row across the periodic table Have full outer shell electrons. A column in the periodic table. Elements have similar chemical properties. German chemist investigating periodicity of the elements