This quiz helps you practice determining the electron configuration or number of electrons in an orbital of any of the first 102 elements.

Using s p d f notation, what is the electron configuration for a neutral atom of beryllium?

PROBLEM 3 1 15 Cobalt–60 and iodine–131 are radioactive isotopes commonly used in nuclear medicine. How many protons, neutrons, and electrons are in atoms of these isotopes? Write …

Practice The Electron Configuration with a variety of questions, including MCQs, textbook, and open-ended questions. Review key concepts and prepare for exams with detailed answers.

Aug 26, 2025 · Quick, free electron configuration test. Instant results and feedback. This electron configuration quiz helps you practice writing configurations, read orbital notation, and check …

Test your knowledge of Electron Configurations in Science. Get detailed explanations, step-by-step solutions, and instant feedback to improve your skills.

The more electron configuration practice problems you do the better you'll perform on quizzes and exams. But the key to practice is first trying the practice problems yourself and then checking …

Draw orbital diagrams for the shorthand configuration of Ni and Ge.

An electron configuration is a method of indicating the arrangement of electrons about a nucleus. A typical electron configuration consists of numbers, letters, and superscripts with the following …

Write the complete electron configurations of these cations and anions. Using complete subshell notation (not abbreviations, 1 s2 2 s2 2 p6, and so forth), predict the electron configuration of …