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Science test

Chapter 12

sentence sentence
Helium has _____ electrons in its outer most energy level. 8
Elements that are _____ are in the same group. Similar
_____ _____ don't form chemical bonds because their outermost energy level is full. Noble Gases
There are _ in the outermost energy level of an atom. 8
______ is the element that has the most protons in the halogen group. Iodine
According to the periodic table, the element ________ is the most likely to react with iodine. Potassium
As you move from left to right on the periodic table, the number of _____ of an typical atom increases. Neutrons.
Based on the periodic table ___, __, and __ would not be expected to bong with any other elements. HE, NE, AR
The number of ______ _____ is the same for hydrogen and potassium. Valence electrons.
Out of ___, __, ___, and ____ on the periodic table, __ has the most valence electrons. Fe, C, Xe, Mg, Xe
When comparing the elements in the halogen family the elements progressively change phase from _____ to a ____ the a _____. Gas, liquid, solid.
_____ is most likely to react with ______. Sodium, Nitrogen
I would expect the element _____ to be a solid at room temperature. Calcium
When observing ______, it would appear shiny, solid, and could e bent into a new shape. Aluminum.
_______ shares the same properties of ______, they are both metals, shiny solid at room temperature, and are good conductors of heat and electricity. Titanium, Iron.
______ and _____ are both ______ which make poor conductors of heat and electricity. Phosphorus, iodine non-metal
________ and ________ are both non-metals which makes them poor conductors. Germanium, Arsenic
Periods on the periodic table represent _____ level. Energy.
Group on the periodic table represent common valenence _____. Electrons
Elements that are similar are found in the same ____. Group
Between _____, _____, ____, and _____-_____ is the best conductor. Germanium, cobalt, Gallium, Titanium, titanium.
Created by: Easy80
 

 



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