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Chemicals and Lab Safety
Formulas
Elements
Phase Changes
Mathematics
100
These types of chemicals are extremely corrosive and can burn your skin. They are also very sticky to the touch.
What are acids?
100
This is the formula for sodium chloride.
What is NaCl?
100
This is the lightest element on the periodic table.
What is hydrogen?
100
This is when a solid changes into a liquid.
What is melting?
100
This is the metric (SI) unit of measurement for length.
What is a meter?
200
These types of chemicals are extremely corrosive and are very slippery feeling.
What are bases?
200
This is the formula for Calcium Oxide.
What is CaO?
200
This is the 8th lightest element on the periodic table.
What is oxygen?
200
This is when a liquid changes into a vapor.
What is boiling or evaporation?
200
This is the SI (metric) unit for volume.
What is a liter?
300
This piece of lab equipment allows you to grab hold of hot beakers without getting burnt.
What are beaker tongs?
300
This is the formula for Magnesium Chloride.
What is MgCl2?
300
These are the two elements that are liquid at room temperature in their natural state.
What are bromine and mercury?
300
This is when a vapor changes into a liquid.
What is condensation?
300
This is the SI unit for density.
What are grams/liter (kilograms/liter) (grams/cubic centimeter) (many answers for this)
400
These are the four steps to PASS when it comes to fire extinguishers.
What are pull, aim, squeeze and sweep?
400
This is the formula for Carbon monoxide.
What is CO?
400
This is the 4th heaviest noble (inert) gas.
What is Krypton?
400
This is the temperature that water changes from a solid to a liquid.
What is 0 degrees Celsius (273 Kelvin) (32 degrees Fahrenheit)?
400
This is the density and units for a substance with a mass of 10 grams and a volume of 2 milliliters.
What is 5 grams per milliliter?
500
These types of chemicals are flammable and have a very low boiling point.
What are alcohols?
500
This is the formula for glucose.
What is C6H12O6?
500
This element is represented by the symbol "Th".
What is Thorium?
500
This is when a solid changes directly into a gas.
What is sublimation?
500
This is the volume of a substance that has a mass of 5 grams and a density of 2 grams per milliliter.
What are 2.5 milliliters?