What is the chemical symbol for water? (2019)

Practice Questions

Q1
What is the chemical symbol for water? (2019)
  1. H2O
  2. O2
  3. CO2
  4. NaCl

Questions & Step-by-Step Solutions

What is the chemical symbol for water? (2019)
  • Step 1: Understand that water is a chemical compound.
  • Step 2: Know that water is made up of two different elements: hydrogen and oxygen.
  • Step 3: Remember that the chemical symbol for hydrogen is 'H' and for oxygen is 'O'.
  • Step 4: Realize that there are two hydrogen atoms in water, so we write 'H2' to represent this.
  • Step 5: Combine the symbols to show the composition of water: 'H2' for hydrogen and 'O' for oxygen.
  • Step 6: Write the final chemical symbol for water as 'H2O'.
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