Ch.1
What is matter?
A substance that has mass and takes up space.
What is the chemical symbol for Carbon?
C
What is an electron?
A subatomic particle with a negative charge
What is the Rule of Zero Charge?
The total charge on the atoms adds up to zero when an ionic compound forms
What is the octet rule?
When elements bond they tend to have 8 valence electrons?
If a Chemical enters the eye, what is the proper procedure to clean it?
Place your eye(s) in the eye wash station
What is the Law of the Conservation of matter?
Matter cannot be created nor destroyed
What is an isotope?
When two of the same atom have different numbers of neutrons but the same number of protons
What is a polyatomic atom?
When multiple atoms are bonded together
What is the difference between Ionic and covalent bonds?
Ionic is when a non-metal and a metal form a bond, a Covalent bond is when two non-metal atoms form a bond
What lab equipment do we use to heat a substance up?
Bunson burner or hot plate
What periodic trend for Noble gases
They do not react
How do you find the atomic mass?
Protons + Neutrons
How many valence electrons does Aluminium (Al) have?
3 valence electrons
What is the HONC 1234 rule?
Hydrogen can only bond once
Oxygen can only bond twice
Nitrogen can only bond 3 times
and Carbon must bond 4 times
The case of a student fire emergency what are the proper steps to handle the emergency
Use the fire blanket to stop any fires on students, use the fire extinguisher and aim at the base of the fire, if needed pull the fire alarm
How many Carbon atoms are present in the compound CH4
There is one Carbon atom
Who discovered the current atomic model?
Erwin Schrödinger
What is the name of this compound: NO3
Nitrate
C-O-O-C (C-O-C-O)
When students are using potentially toxic materials and/or other potentially dangerous substances, what safety equipment is required
Goggles, Hair tied back and close-toed shoes
What elements are in the alkaline metal category?
Beryllium (Be), Magnesium (Mg), Calcium (Ca), Strontium (Sr), Barium (Ba) and Radium (Ra)
What is the average atomic mass of a Lithium atom (Non- Isotope)?
7 amu (or 6.941)
How many Electrons does Magnese (Mg) have?
25 electrons
How can you make an Ester out of Carboxylic Acids
Combine two Carboxylic acids and then heat them up for an amount of time, then you will have produced an Ester