Using chemical formulae (summer exam) Flashcards
1
Q
Chemical formula can tell us whether the substance is an element or compound.
If the substance is made from ONLY ONE chemical symbol it is an element. For example, H2, O2 and He.
A
JUST KNOW !!
2
Q
If the substance is made from TWO OR MORE chemical symbols it is a compound. For example, H2O and CO2.
A
JUST KNOW !!
3
Q
What it does and how it can help —————-> Chemical formula can give you information about compounds:
The total number of different elements in a compound
Total number of atoms of each element in a compound.
The total number of atoms in a compound.
A
JUST KNOW !!
4
Q
SEARCH UP EXAMPLES AND QUESTION ABOUT this k?
A
THOUGHT I WAS GON SAY SOMETHING DIFFERENT
5
Q
A
