Chem Flashcards
1
Q
Chlorine’s symbol
A
CL
2
Q
What is this compound? NaCL
A
Sodium chloride
3
Q
What is an element?
A
An element is a substance that cannot be broken down into any further substances. It is made up of one type of atom.
4
Q
Magnesium oxide
A
MgO
5
Q
Sodium’s symbol
A
Na
6
Q
Sulfar’s symbol
A
S
7
Q
Flourine’s symbol
A
F
8
Q
Magnesium;s symbol
A
Mg
9
Q
Sodium + chlorine
A
Chloride
10
Q
Iron’s symbol
A
Fe
11
Q
What’s a compound?
A
A compound is two or more different elements chemically bonded together
12
Q
2Na + CL2
A
2NaCL
13
Q
Bromine’s symbol
A
Br
14
Q
Zinc’s symbol
A
Zn
15
Q
Calcium’s symbol
A
Ca
16
Q
Solid to gas
A
Sublimation
17
Q
Gas to solid
A
Deposition
18
Q
Aluminium’s symbol
A
AL
19
Q
Oxygen’s symbol
A
O
20
Q
What is the law of conservation if mass?
A
In any chemical reaction the total mass of reactants is always equal to the total mass of products.
