Chemistry Formula and chemical equations Flashcards
(6 cards)
1
Q
What is an ionic bond between?
A
A metal and at least one non-metal.
2
Q
What is a covalent bond between?
A
Two or more non-metals.
3
Q
How is an ionic bond formed?
A
Metals loose electrons to form positive ions. Non-metals gain electrons to form negative ions.
4
Q
How is a covalent bond formed?
A
Atoms share electrons.
5
Q
What are the diatomic elements?
A
H2,O2,N2,F2,Cl2,br2,I2
6
Q
When is the ending -ate used?
A
If the compound has oxygen.
