Card 1 of 25
What does a subscript show in a chemical formula?
A
- Hydrogen - H2\text{H}_2H2
- Nitrogen - N2\text{N}_2N2
- Oxygen - O2\text{O}_2O2
- Fluorine - F2\text{F}_2F2
- Chlorine - Cl2\text{Cl}_2Cl2
- Bromine - Br2\text{Br}_2Br2
- Iodine - I2\text{I}_2I2
B
The number of atoms of the preceding element in one particle.
C
It multiplies every atom inside the brackets.
D
Two carbon atoms and four oxygen atoms.
Card 1 of 25
1.1.1 Formulae, word and balanced equations Flashcards
25 flashcards on Edexcel GCSE Chemistry 1.1.1 Formulae, word and balanced equations: the key terms, definitions and equations you need to recall for Paper 1 and Paper 2.