chapter 16
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Atomic Mass | The average mass of one atom
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| Periodic Table | A table of elements
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| Nucleus | The core of an atom
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| Proton | Smaller particles in the nucleus
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| Neutron | Small Particles outside of the nucleus
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| Electron | Small particles outside of the nucleus
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| Atomic Mass Unit (amu) | Used to measure the particles of an atom
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| Atomic Number | The number of protons in in it s nucleus
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| Chemical Symbol | A one or two letter symbol
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| Group | The elements in a column
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| Family | The elements in a column also called groups
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| Period | A horizontal row across a table
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| Valence Electrons | Electrons that involve transfer or sharing
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| Malleable | A material that can be pounded into many other shapes
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| Ductile | A material that can be pulled out or drawn into an long wire
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| Conductor | A metal that transmits heat and electricity easily
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| Magnetic | Metals that are attracted to magnets
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| Reactivity | The ease and speed at witch an element combines or reacts with other metals
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| Corrosion | The wearing away of a metal
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| Alloy | A mixture of metals
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| Alkali Metal | The metals are so reacted they are never found inn nature
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| Alkaline Earth metals | Not as reactive as alkali they are gray and white
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| Transition Metals | Form a bridge between very reactive metals
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| Lanthanide | The elements at the bottom of the table
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| Actinide | Rare earth metals
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| Non metal | Elements that lack most of the properties of metals
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| Diatomic molecule | When they contain only two metals
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| Halogen Family | 7 valence electrons very reactive
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| Noble Gas | They do not lose gain or share there Valence Electrons
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| Matalloid | Have half of the characteristics of metals and some of the characteristics of non-metals
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| Semiconductor | Substances under the same conditions carry electricity
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| Plasma | Atoms are stripped of there electrons and the nuclei are packed closely together
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| Nuclear Fusion | When colliding nuclei have enough energy to join together
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| Suernova | A tremendous explosive that breaks apart
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
kodamiller
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