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

4194 Views

See similar Chemistry GCSE tutors

Related Chemistry GCSE answers

All answers ▸

Explain the atomic structure of an Atom?


Describe the relationships between the Atoms in Carbon Dioxide Molecules.


Explain why DNA replication is considered semi-conservative.


Explain which species is oxidised in this reaction: Br2 +2I– 2Br– +I2.


We're here to help

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

MyTutor is part of the IXL family of brands:

© 2026 by IXL Learning