Which statement describes the structure of an atom?*

Which term is defined as the region in an atom where an electron is most likely to be located?*

What is the number of electrons in an atom of scandium?*

Which particle has the least mass?*

Which electron transition in an excited atom results in a release of energy?*

On the Periodic Table, the number of protons in an atom of an element is indicated by its*

Which type of formula shows an element symbol for each atom and a line for each bond between atoms?*

What is conserved during all chemical reactions?*

In which type of reaction can two compounds exchange ions to form two different compounds?*

At STP, two 5.0-gram solid samples of different ionic compounds have the same density. These solid samples could be differentiated by their*

What is the number of electrons shared between the atoms in an I₂ molecule?*

Which substance has nonpolar covalent bonds?*

Compared to a potassium atom, a potassium ion has*

Which form of energy is associated with the random motion of particles in a gas?*

The average kinetic energy of water molecules decreases when*