C1.1 - Atoms (Finished) Flashcards
1
Q
What are elements?
A
Substances made up of only one type of atom (same numbers of protons)
2
Q
What does each group in the periodic table contain?
A
Elements with similar chemical properties
3
Q
What are compounds?
A
Substances formed from two or more elements, the atoms of each bonded together
4
Q
How are atoms in compounds held together?
A
By chemical bonds
5
Q
What are some uses of element names in the periodic table?
A
- They are short so easy to understand
- They can be understood by scientists from all sorts of languages
