chapter 1
What equipment is used to heat substances in a controlled flame?
What is a bunsen Burner
What is the atomic symbol for Potassium?
What is K?
what does AMU stand for?
Atomic Mass units
What happens when a electron falls a layer?
It outputs energy.
what is the difference between ionic and covalent bonds?
a ionic bond will steal an electron while a covalent bond will share electrons.
What is Volume?
What is the total amount of space that an object occupies.
What is the trend of the periodic table from left to right?
What is they get bigger and more dense.
where is the nucleus located in an atom?
It is located in the middle of the atom
When you hold a substance over a flame and the flame changes color, what is happening on a atomic level?
The electrons are changing layers rapidly.
What is this an example of c2h6o?
Chemical formula
What can we define as a physical property of an object?
What is color, volume, density, smell, texture, mass.
What does the law of conservation of matter state?
What is the law that all matter cannot be made nor destroyed.
What is the charge of an atom.
They have a neutral charge
What is the rule of zero charge?
The rule of zero charge is that compounds must have a neutral charge to them.
What is the HONC 1234 rule?
The rule that hydrogens make 1 bond, oxygens make 2, nitrogens make 3, and carbons make 4.
What is a chemical change?
What are bubbles, boiling, changing a substance into a new substance through a chemical change.
What is the chemical compound for salt?
NaCl
How many layers are in a atom?
There are 8 layers in an atom.
What is an ionic bond?
It is when a atom steals a electron from another atom.
How many bonds can a phosphorus make?
3
What is the density triangle?
What is D=m/v
what is unique about the noble gases and their relation to chemical formulas?
What is they can not combine with other atoms.
What is the AMU of sulfur
32
You put the cation first then the anion and change the anion name accordingly.
What is the functional group of carboxylic acids?
O double bond C, single bonded to a O, single bonded to a H