Question 1
A sodium atom (Na, atomic number 11) can be represented using the nuclear model of the atom. Describe the arrangement of subatomic particles in a sodium atom using this model.
Worked answer
🔒 Start free to see full answer
Chemistry · Unit 1 · Properties and structure of atoms · Atomic structure
Describe that atoms can be modelled as a nucleus surrounded by electrons in distinct energy levels.
Practise this objective
AI-marked practice questions tied to QCAA mark schemes for this exact LO. Free to start.
Start free practicePractice questions for this objective
Full questions, answers and worked solutions unlock when you start a free practice session.
Question 2
Describe the atomic model for a sodium atom (Na, atomic number 11) in terms of its nucleus and electron arrangement.
Worked answer
🔒 Start free to see full answer