logo

Cambridge IGCSE Combined Science practice

What is the electronic configuration of Sodium (Na)?

Try the question first, then check the answer and practise the same topic again.

Show answerAtomic structure and the Periodic Table revisionRevise the key idea

At a glance

MCQ

Type

cambridge_mcq

Style

Topic

Atomic structure and the Periodic Table

Exam-style question

Try this first

What is the electronic configuration of Sodium (Na)?.

  1. A.1s² 2s² 2p⁶ 3s¹
  2. B.1s² 2s² 2p⁶ 3p¹
  3. C.1s² 2s² 2p⁶ 3s²
  4. D.1s² 2s² 2p⁶ 3d¹

Answer and explanation

Attempt the question first, then reveal the model answer and explanation.

Common mistake

No common mistake is linked to this question yet.

Related flashcards

Flashcard 1 of 6

Press Space to flip, arrows to move

Related practice questions

Question 1 of 5

Choose an answer, get feedback, then move sideways through the set.

0 of 3 attempted

Paper 3 structured question: Atomic structure and the Periodic Table

Paper 3Theory (Core)1 marks

Description

Electronic Configuration of Elements

The electronic configurations of the first 20 elements are crucial for predicting their chemical behavior. For example, Sodium (Na) has an atomic number of 11 and an electronic configuration of 1s² 2s² 2p⁶ 3s¹.

  1. a

    Identify the electronic configuration of Chlorine (Cl).

    Aim for approximately 1 distinct marking point.

    [1]