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Final

QuestionAnswer
What are the 5 steps of the scientific method Question, Observation, Hypothesis, Experiment, conclusion
What is an independent variable a variation whose variation doesn't depend on that of another
What is a dependent variable a variation whose variation does depend on another
what is a constant any factor that a researcher intentionally keeps the same across all test groups to prevent it from influencing others
what is a controlled group a baseline group that doesn't receive the experiment treatment
List and describe the 4 states of matter solid- definite shape and volume liquid- definite volume but not definite shape gas- takes the shape of its container, no definite shape or volume plasma- ionized gas
what is sublimation going directly from solid to gas
what is deposition going from gas to solid
what is condensation going from solid to liquid
what is vaporization going from liquid to gas
what are the three subatomic particles and what do they determine about the atom electrons- charge and chemical properties Protons- the element neutrons- mass number and isotope
list and describe the 4 quantum numbers principle= distance from the nucleus (n=1-7) Angular movement- orbited shape (s,p,d,f) Magnetic- orientation of orbital shape about the nucleus (1,3,5,7) spin= 1 of 2
what happens to the atomic radius of an element as you go down the group? Why? the atomic radius increases because you are adding electrons
Name the d-block elements and what are 4 characteristics transition metals= shiny, malleable, good conductors, found in nature
Name the group 17 elements and what are 4 characteristics Halogens= 7 valence electrons, nonmetals, high reactivity, powerful oxidizing agents
what is the name of the group 1 elements alkali metals
what is the name of the group 2 elements alkaline earth metals
what is the name of the group 17 elements halogens
what is the name of the group 18 elements noble gases
Created by: jackmal27
 

 



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