Naming & Formulas
What is the formula for dihydrogen monoxide?
H₂O
Balance: __ H₂ + __ O₂ → __H₂O
2,1,2
Which state of matter has a definite volume and shape?
Solid
What subatomic particle has a positive charge?
Positive
What is the formula for pressure?
Force/Area
Name the compound: NaCl
Sodium chloride
Balance: __ Fe + __ Cl₂ → __ FeCl₃
2,3,2
Which state of matter has no definite shape or volume?
Gas
What does the atomic number represent?
Which principle says that pressure applied to a fluid is transmitted equally in all directions?
Pascal's Principle
What is the formula for aluminum sulfate?
Al₂(SO₄)₃
Balance: __ Na + __ Cl₂ → __ NaCl
2,1,2
What state of matter is made of charged particles and found in stars?
Plasma
What term describes atoms of the same element with different numbers of neutrons?
isotopes
Which principle explains that a fluid’s pressure decreases as its velocity increases?
Bernoulli’s Principle
What is the name of the compound N₂O₅?
Dinitrogen Pentoxide
Balance: __ Al + __ O₂ → __ Al₂O₃
4,3,2
What property describes a metal’s ability to be drawn into a wire?
Ductility
What group on the periodic table is known for being unreactive?
Noble Gase
Which principle states that the buoyant force on an object is equal to the weight of the fluid it displaces?
Archimedes Principle
Write the formula for ammonium phosphate.
(NH₄)₃PO₄
Balance:__ C₃H₈ + __ O₂ → __ CO₂ + __ H₂O
1,5,3,4
According to kinetic molecular theory, what happens to particles as temperature increases?
The particles move faster
What scientist organized the modern periodic table?
Dmitri Mendeleev)
Use Charles’ Law to solve: A gas has a volume of 3.0 L at 300 K. What is its volume at 450 K?
(4.5 L)