Chemistry A-Level
Giant metallic versus giant covalent versus simple molecular
What Giant metallic versus giant covalent versus simple molecular means in Chemistry A-Level, as defined for OCR.
Definition of Giant metallic versus giant covalent versus simple molecular
Check what you remember
Read the wording for your board, then hide it and explain Giant metallic versus giant covalent versus simple molecular in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: OCR
Sodium, magnesium and aluminium form giant metallic lattices; silicon forms a giant covalent (macromolecular) lattice; phosphorus, sulfur, chlorine and argon exist as simple molecular or monatomic substances.
Topics that use Giant metallic versus giant covalent versus simple molecular
- Periodicity (OCR A-Level)
Related terms
- Applying the sequence to specific elements
- atomic radius
- Cations and delocalised electrons
- delocalised electrons
- Distinction from mass number and relative atomic mass
- electrostatic attraction
- First ionisation energy
- Forces broken on melting
Using Giant metallic versus giant covalent versus simple molecular in the exam
Check the command word and mark scheme for your exact question. After comparing your explanation with the reference, use the term in an answer on the linked topic. This practice does not predict an exam mark.
Practise Chemistry questions
Create a free account to answer exam-style questions on this topic and get feedback on your answers.
Start free
All Chemistry A-Level termsA week of Premium from your first lesson · Then the free plan continues · No card, no charge