Periodic Trends
Oxygen is _______ compared to sulfur? (size)
What is smaller?
The part of the atom that changes
What is the nucleus?
metal to non-metal
What is an ionic bond?
A particle's relative energy if it is not moving much
What is low? (cold)
The number of dots on oxygens Lewis-dot structure
What is 6?
Upper right and lower left
What is the most reactive areas on the periodic table?
The type where an electron shoots off
What is beta decay?
non-metal to non-metal
What is a covalent bond?
The average kinetic energy of particles
What is temperature?
Variables held constant to better see cause and effect
What are control variables?
The valence electrons in Boron's family.
What is 3?
Changes the atomic number by +1
What is beta decay?
metals only
What is a metallic bond?
Energy is conserved
What is the 1st law of thermodynamics?
The temperature while freezing
What is holds constant?
The type of atomic model that shows core and valence electrons.
What is the Bohr model?
When two nuclei combine
What is nuclear fusion?
conducts electricity
What are ionic and metallic bonds?
The reason the 1st law of thermodynamics appears to not be true
What is the loss of heat to the surroundings?
Proton, neutron, and electron
What are the parts of the atom?
The size change as you move right along the period.
What is smaller?
The atomic number changes by this during alpha decay
What is -2?
The lowest melting points
What are covalent bonds?
The second law of thermodynamics
What is warm objects transfering energy to cold objects?
The heat equations you would need to boil water that starts as ice at 0 degrees Celsius
What is q = mHf; q = m(Tf - Ti)Cp(l); and q = mHv