Matter & Atomic Structure
What is (electrically) neutral (no charge)?
This is the name of the Group 1 elements.
What is alkali metals?
This is the number of electrons that can occupy the p sublevel.
What is 6?
This is correct name for Mg3(PO4)2.
What is magnesium phosphate?
This is the number of particles in one mole of a pure substance.
What is 6.022 x 1023 or Avogadro's number?
This is a physical properties that quantifies the amount of matter in an object or substance.
What is mass?
The halogens below to this group on the periodic table.
What is Group 7A or 17?
This is the location of valence electrons in an atom.
What is the highest energy level?
This is the correct name for HCl.
What is hydrochloric acid?
This is the type of bond that occurs when electrons are shared.
What is covalent bonding?
Isotopes of an element have differing numbers of these.
What are neutrons?
This is what determines the location of an element on the periodic table.
What is atomic number or number of protons?
This must happen in order for an electron to jump from an ground state to an excited state.
What is absorption of energy?
This is the correct formula for dinitrogen trioxide.
What is N2O3?
This is the type of 3D structure formed by ionic compounds.
What is a crystal lattice?
This is the type of matter that is formed when two or more elements are combined chemically.
What is a pure substance?
This is the reason that atomic radii increases going down a group of elements.
What is an increasing number of energy levels?
According to this rule, electrons must fill and occupy the lowest energy levels first.
What is the Aufbau Principle?
This is the correct name for the formula Fe(NO3)2.
What is iron (II) nitrate?
This is the number of liters in one mole of a gas at STP.
What is 22.4L?
This is the mass number of a chlorine isotope with 17 protons, 17 electrons, and 18 neutrons.
What is 35?
Elements within the same group on the periodic table have these in common.
What are properties?
This is the reason Rutherford believed that atoms are made mostly of empty space.
What is alpha particles traveled right through gold foil?
This type of chemical reaction always involves O2 and results in the production of CO2 and water.
What is a combustion reaction?
This is the type of bond that occurs when atoms are surrounded by a sea of electrons.
What is metallic bonding?