Lab of Safety
A PPE worn on the face to protect the eyes.
What are safety goggles?
The classification of the element Zirconium
What is a metal?
The type of compound with cations and anions.
What is an ionic compound?
The law that states that mass may not be created or destroyed, only changed.
What is the Law of Conservation of Mass?
The number associated with moles.
What is Avogadro's Number (6.022*1023)?
The tool used to measure volumes.
What is a graduated cylinder?
The family of elements that are chemically neutral and have 8 valence electrons.
What are Noble gases?
The type of compound formed when two or more elements share electrons.
What are covalent compounds?
We look at these when balancing.
What are elements?
The ratio between coefficients in a chemical reaction.
What is molar ratio?
The piece of lab equipment that may be used instead of a Bunsen Burner.
What is a hot plate?
The trend that shows the energy required to remove a valence electron.
What is Ionization Energy?
The compound name for Mg3P2.
What is Magnesium Phosphide?
The only part of an equation we may change when balancing.
What is a coefficient?
When calculating molar mass, we use this for each individual element.
What is Atomic Mass?
Fill in the missing word for ways hazards may enter the body:
Inhalation, Absorption, _______
What is Ingestion?
The name for the seven elements that occur as two-atom molecules naturally.
What are diatomic elements?
The chemical formula for dinitrogen tetrasulfide.
What is N2S4?
The ratio between two components in a balanced equation involving their coefficients.
What is a molar ratio?
This is another name for molar mass.
What is formula mass?
What is "notifying the teacher"?
The element with 4 electron shells and 6 valence electrons.
What is selenium?
We discuss the makeup of metallic bonds with this.
What are percentages?
The coefficients needed to balance the following equation:
__Mg3P2 + __S -> __MgS + __P
What is "1, 3, 3, 2"?
This is the molar mass of Magnesium Oxide (MgO).
What is 40 g/mol?