Chapter 1
What should always be worn to protect your eyes during a lab?
Goggles
What is the chemical symbol "N"?
Nitrogen
What does AMU stand for?
Atomic Mass Unit
When you mix elements together and their charge adds up to zero.
What is a property if an ionic substance?
Dissolves in water, conducts electricity when dissolved, brittle solids, made of metal and nonmetal atoms combined. (Any of these works)
What is the name of the things that are used to pinch and hold the beaker?
Beaker tongs
What is the chemical symbol for Aluminum?
Al
What is a subatomic particle?
A particle that is smaller than an atom.
What is an ionic compound?
When two or more elements mix by taking or giving electrons so that it has a full valence shell and becomes a noble gas.
What are the two properties that both molecular covalent and network covalent substances have in common?
They don't conduct electricity and are made of nonmetal atoms.
What is matter?
What is the chemical symbol for the element Potassium?
K
How many neutrons does Fluorine have?
9 neutrons
How many valence electrons does Sulfur have?
6 valence electrons
What does the HONC 1234 Rule show?
It tells you how many bonds the elements have
What is volume?
The amount of space that a substance or object occupies.
What is the Law of Conservation of Matter?
Mass cannot be created or destroyed.
How many protons does Carbon have?
6 protons
What is a polyatomic ion?
When more than two ions form together to create an ionic compound.
What is the smell of esters?
They smell sweet.
What is the formula used for finding density?
Density=Mass/Volume
How do you know the number of protons in an element if you see it on the periodic table?
It is the same as the atomic number.
What is an isotope?
Other forms of the same element that have equal numbers of protons but different numbers of neutrons in their nucleus, so they have a different atomic mass.
What is the chemical name of CaO?
Calcium oxide
What is the smell of the functional group C-H?
It smells like gasoline.