Junior Cycle (Ireland) · Science
Atoms and elements
19 practice questions, each with the answer and an explanation.
Practise Atoms and elements now
Random questions from this topic, one at a time. You see the answer and the explanation straight after each one.
All 19 questions
- What is the chemical symbol for helium?
- What is the chemical symbol for nitrogen?
- What is the chemical symbol for aluminium?
- What is the chemical symbol for potassium?
- What is the chemical symbol for lead?
- What is the chemical symbol for neon?
- What is the chemical symbol for phosphorus?
- Which element has the chemical symbol H?
- Which element has the chemical symbol N?
- Which element has the chemical symbol Na?
- Which element has the chemical symbol Mg?
- Which element has the chemical symbol S?
- Which element has the chemical symbol Cl?
- Which element has the chemical symbol Ca?
- Which element has the chemical symbol Fe?
- Which description fits a proton?
- Which description fits a neutron?
- Which description fits an electron?
- Which description fits an ion?