Compounds Flashcards
1
Q
What are compounds?
A
Substances with 2 or more chemically bonded elements
2
Q
How are compounds formed from elements?
A
Chemical reactions
3
Q
How can compounds be represented?
A
Formulae, using the symbols of the atoms from which they were formed
4
Q
What does making bonds involve?
A
Giving away, taking, or sharing electrons
5
Q
What happens to metal atoms in a compound?
A
They lose electrons to form a positive ion
6
Q
What happens to non-metal atoms in a compound?
A
They gain electrons to form a negative ion
7
Q
What type of bonding is it where atoms lose/gain electrons?
A
Ionic bonding
8
Q
What does a compound formed from non-metals consist of?
A
Molecules
9
Q
What is a molecule?
A
A group of atoms bonded together
10
Q
What is the type of bonding where atoms share electrons?
A
Covalent bonding
