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PS Prac Test A Prep
Practice to prepare for Milestones Practice Test A
Term | Definition |
---|---|
Litmus paper | indeicator that turns blue in basic solutions and red in acidic ones |
Inversely related | pressure and volume of a gas |
half life | the time it takes for half a radioactive sample to decay |
nobel gases | group 18 elements that are unreactive due to their full valence electron shell |
fusion | when two smaller atoms combine to make one larger atom |
atom | one or more protons along with neutrons and electrons for stability |
electron dot configuration | valence electrons shown as dots around an element's symbol |
Jackson 5 | The pop group who sings the ionic charge song; 1,2, 3, easy as 3, 2, 1... |
conservation of mass | protons and neutrons cannot be created or destroyed in a nuclear reaction |
nonmetals | tend to form negative anions |
zero | total charge of an ionic formula unit |
coefficients | the numbers in front of a compound used to balance a chemical equation |
temperature | the only measurement that affects the solubility of solids. |
surface area | increases as large pieces of solute are crushed up into smaller pieces |