Chemical buliding blocks reveiw

Pregunta	Respuesta
Protons	carry a postitive charge number of protons called Atomic Number located in the necleus
Neutrons	carry a neutral charge located in the necleus
Electrons	carry negitive charge located and move around necleus
Nucleus	very small center or core of atom scientest use models to describe atoms b/c they are so small
Groups/Families	vertical columns of the table there are 18 of them
Periods	horizontal rows of the table. there are 7
Group 1	location of the alkali metals that are extrmely reactive
Noble Gases	group of elemants that do not form compounds well at all
Mendeleev	"Father" of the periodic table
Atomic Mass	mendeleev organized the table by arranging elemants in order of this
Decreases	Chemical reactivity does this from left to right on the table (metals)
Properties	elements of the same group have similar .....
Synthetic	elemants higher than #92 (urainium) are _____ or made by crashing nuclear partices together.
Particle accelerator	powerful machinces used to make synthetic elements
order of elements. (Metalliods, Non metals, Alkali, Alkali earth, transitions.)	Alkali, Alkali earth, Transitions, Mealliods, Non metals.
Malleable	Able to be hammered into flat sheets or shapes.
Ductile	able to be pulled out into a long wire.
Conductivity	able to transfer heat or electricity
Reactivity	able to combine with other elements to form conpounds

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