Ch. 1
Which of these options are appropriate for lab wear?
A) closed toe shoes
B)sandals
C)long sleeves
D) no goggles
What is A) closed toe shoes?
What is Na?
There are ___ different kinds of subatomic particles...
What are 3?
What is the name of electrons furthest from the nucleus?
What is valence?
How many electrons do elements attempt to have total?
What is 8?
Fill in the blank. ___=m•v
What is density?
The name of the period 8 elements is...
Noble gases
Isotopes contain different numbers of ____...
A cation is positive or negative?
What is positive?
How many bonds does N need to make?
What is 3?
True or false? Air is matter.
What is true?
True or false? Matter can be destroyed in a chemical reaction.
What is false?
Which subatomic particle(s) reside in a nucleus?
What are protons and neutrons?
How many electrons do S-shells hold?
What is 2?
A _______ structure shows the number of available electrons and lone pairs...
What is a Lewis dot structure?
What kind of eye protection must you wear during a lab?
What are goggles?
Period 4 elements have ___ valence electrons...
What is 4?
What units are used to measure atomic mass?
What are AMU’s?
The chemical formula for calcium chloride is...
What is CaCl2?
Esters smell...
What is sweet?
Fill in the blank. V=m/___.
What is density?
Noble gases do or do not bond with other elements?
What is do not?
How can you tell how many of each subatomic particle an element has?
What is the atomic mass number?
Why do some substances burn different colors?
What are electrons jumping from shell to shell?
This functional group makes things smell minty...
What are ketones?