Chemical Reactions Vocab
Authored by Renzi Horton
Chemistry, Biology, Science
9th - 12th Grade
Used 66+ times
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13 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
a substance with a pH greater than 7; will increase the concentration of hydroxide ions in solution
acid
base
neutral
2.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
a change from one state of matter (solid, liquid, gas) to another without a change in chemical composition
chemical change
physical change
phase change
chemical reaction
3.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
the number placed in front of a chemical formula to indicates the number of molecules present
subscript
superscript
coefficient
4.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
interaction between molecules that causes a chemical change, converting an existing substance into a new substance
chemical change
physical change
phase change
chemical reaction
5.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
a symbol, usually a letter or a number, placed immediately below and to the right of a written character
subscript
superscript
coefficient
6.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
a reaction in which one atom or ion in a compound is replaced by another atom or ion
single-replacement reactions
double-replacement reactions
acid-base reaction
synthesis reaction
7.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
a substance that has a pH below 7; will increase the concentration of hydrogen ions in solution
acid
base
neutral
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