Shows the kinds of numbers of atoms in the smallest representative unit of a substance:
What is a chemical formula.
Which group does the the element "neon" belong to?
What is noble gases
The penetrating rays emitted by a radioactive source is:
What is "radiation"
The ___________ is the value measured in lab.
What is the "experimental value"
What states that only two electrons of opposite spin are held in the same orbital?
What is "Pauli Exclusion Principle"
A covalent bond forms:
What is "when atoms share electrons".
Which group does "fluorine" belong to?
What is a halogen
An element that has an atomic number above 92 is:
What is "Transuranium element"
What unit of measurement is typically used by chemists to measure the amount of a substance ?
What states that electrons must be placed from the lowest to highest energy orbitals?
What is the "Aufbau Principle"
Lowest whole-number ratio of ions in an ionic compound:
What is "formula unit"
Atomic size generally:
What is "decreases from left to right on a period."
A particle that has two protons and two neutrons is:
What is an "alpha particle"
What unit of measurement is used by scientist to measure distance?
What is "meter"
What does the number 4 represent in 4p7?
What is "energy level"
The cation Fe3+ is formed when:
What is "an atom of iron loses three electrons"
Which subatomic particle plays the greatest role in determining the physical and chemical properties of an element is
What is an "electron"
Which types of radiation has no mass and no charge?
What is "gamma"
How many significant figures are in the following number: 10,800 meters.
What is "5"
What states that each suborbital must have one electron before being paired with another electron that has an opposing spin?
What is "Hund's Rule"
Which elements when combined with chlorine would most likely form an ionic compound?
What is lithium.
Between the elements:Cs,Cl, & Na which has the lowest ionization energy ?
What is "Cs"
What is the most penetrating radiation?
What is "gamma radiation"
What type of property is density?
Intensive or extensive?
What is "intensive"
What does the number 2 represent in 1s2?
What is "number of electrons"