Elements Compounds And Molecules Flashcards
0
Q
Pure compound
A
Contains more than one kind of atom joined together
1
Q
Pure elements
A
Examples are found in the periodic table
All the atoms are the same
2
Q
Molecule
A
Small group of atoms held together by bonds
3
Q
Hydrogen
A
Gas that burns with a PPP
4
Q
Oxygen
A
Gas that makes things burn brighter
5
Q
Sodium
A
Soft grey metal that reacts easily with air and water
6
Q
Chlorine
A
Poisonous green gas used in swimming polls to kill bacteria
7
Q
Calcium
A
Grey metals that reacts with water
8
Q
Carbon
A
Black solid that is found inside pencils