
Chemistry Concepts
Flashcard
•
Chemistry
•
8th Grade
•
Hard
Margaret Zeng
FREE Resource
Student preview

56 questions
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1.
FLASHCARD QUESTION
Front
alloy
Back
a combination; a mixture of two or more metals
2.
FLASHCARD QUESTION
Front
endothermic
Back
Chemical reaction that absorbs energy
3.
FLASHCARD QUESTION
Front
exothermic
Back
A chemical reaction that releases energy
4.
FLASHCARD QUESTION
Front
malleability
Back
the ability of a substance to be hammered or beaten into thin sheets
5.
FLASHCARD QUESTION
Front
corrosion
Back
The gradual wearing away of a metal element due to a chemical reaction.
6.
FLASHCARD QUESTION
Front
alkali metals
Back
Group 1 elements that have 1 electron in outer level, very reactive, soft, silver, shiny, low density
7.
FLASHCARD QUESTION
Front
halogens
Back
Group 17 on the PTE; contains nonmetals, 7 valence electrons in its outermost energy level. Very reactive
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