Module 4
what happens when a photon collides with an electron at rest
energy is transferred from the photon to the electron
Which category of elements have the property of being malleable and ductile?
What is metals?
what do you call a mixture of elements that has metallic properties?
What is an alloy?
How many total valence electrons are in the compound H2O?
What is 8?
What is different when the electron is in an excited state opposed to a ground state
the lowest energy state of an atom is ground and when it gains energy its exited
What does the 7 in Nitrogen refer to?
What is atomic number?
what do most ionic compounds contain?
What is a polyatomic ion?
How many sigma bonds are in Li2O?
What is 2 sigma bonds?
Which type of wave has the wavelength of 10^-12 meters?
gamma rays
What is the property that describes how much energy needs to be added to an atom to remove an outermost electron?
What is ionization energy?
what charge does group 13 elements have when they form ions?
What is +3?
What is the correct name for the compound K4S2
what is tetra potassium disulfide
What is a quantum
the minimum amount of energy that can be gained or lost by an atom
What scientist first arranged elements by atomic number?
What is Moseley?
what is the correct formula for the compound formed between beryllium and nitrogen?
What is Be3N2
What is the correct formula for disulfur penta bromide
what is S2Br5
what is a p orbital
picture on paper
What does this diagram correctly depict? (see paper)
What is trends in electronegativity?
What is the Lewis Dot structure for Oxygen?
What is
see picture
What is the exception to the octet rule shown by this module
what is suboctet