Chemistry Word Scramble
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Question | Answer |
Which scientist discovered a pattern to the elements in 1869? | Dmitri Mendeleev |
What does the word 'periodic' mean? | happens at regular intervals |
These elements are shiny, ductile,malleable, and good conductors | Metals |
These elements are also called 'semiconductors.' | Metalloids |
Horizontal row of elements | Period |
Verticle column of elements | Group |
This group of elements has 1 electron in their outer shell. They are very reactive. | Alkali metals, Group 1 |
This group of elements are very reactive nonmetals. They have 7 electrons on their outer shell. They are salt producers. | Halogens |
Name for the electrons on the outer energy level of an atom. | Valence electrons |
This type of bond forms from the transfer of electrons from one atom to another. | Ionic bond |
This type of bond forms from the sharing of electrons between two atoms. | Covalent bond |
These are formed when atoms loose or gain electrons | Ions |
Any substance with a defined composition is called what? | Chemical |
These chemicals can be found in nature and are created by natural processes. | Natural chemicals |
These chemicals are not found in nature and are not made by natural processes. | Synthetic chemicals |
Created by:
Ziemba
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