Answers>Chemistry>GCSE>Article

An atom of an element has the electronic structure 2,8,8,2. What is its atomic number?

20 2+8+8+2= 20

MF
Answered by Molly F. • Chemistry tutor

3639 Views

See similar Chemistry GCSE tutors

Related Chemistry GCSE answers

All answers ▸

Potassium forms an ionic compound with sulfur. Describe what happens when two atoms of potassium react with one atom of sulfur. Give your answer in terms of electron transfer. Give the formulae of the ions formed. (5 marks)

Answered by Alisha M.

Calculate the percentage composition by mass of Lithium Sulfate, Li2SO4.

Answered by Elinor L.

What is the difference between a weak and strong acid?

Answered by Katie G.

Explain the atomic structure of an Atom?

Answered by Dafydd J.

We're here to help

contact us iconContact ustelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

Company Information

CareersBlogSubject answersBecome a tutorSchoolsSafeguarding policyFAQsUsing the Online Lesson SpaceTestimonials & pressSitemap

Popular Requests

Maths tutorChemistry tutorPhysics tutorBiology tutorEnglish tutorGCSE tutorsA level tutorsIB tutorsPhysics & Maths tutorsChemistry & Maths tutorsGCSE Maths tutors

© MyTutorWeb Ltd 2013–2025

Terms & Conditions|Privacy Policy
CEOP logo
CLICK CEOP

Internet Safety

Sagepay logo

Payment Security

Cyber Essentials logo

Cyber

Essentials

Cookie Preferences