Answers>Chemistry>GCSE>Article

Magnesium has 12 as its atomic number, how many protons does it have?

12 -the proton number of an atom is also its atomic number

JJ
Answered by Jacob J. • Chemistry tutor

3328 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.

What is a exothermic reaction?

Answered by Fraser P.

What is the relative formula mass of CaCO3?

Answered by Joshua H.

What's the difference between an atom and an ion?

Answered by Oliver B.

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