'0 neutrons' diaporamas de présentation

484 views • 47 slides

SL Chemistry

SL Chemistry. Tuesday September 22nd 2015. Agenda. Begin Topic 2 - Atomic Structure. Atoms contain a positively charged dense nucleus composed of protons and neutrons (nucleons). Negatively charged electrons occupy the space outside the nucleus.

569 views • 15 slides

Atomic Structure and the Periodic Table

233 views • 14 slides

Isotopes of Magnesium

12 p + 14 n 0. 12 p + 13 n 0. 12 p + 12 n 0. Isotopes of Magnesium. 12 e -. 12 e -. 12 e -. 24 12. 25 12. 26 12. Atomic symbol Mg Mg Mg. Number of protons 12 12 12. Number of electrons 12 12 12. Mass number 24 25 26.

1.09k views • 12 slides

Isotopes of Magnesium

12 p + 14 n 0. 12 p + 13 n 0. 12 p + 12 n 0. Isotopes of Magnesium. 12 e -. 12 e -. 12 e -. 24 12. 25 12. 26 12. Atomic symbol Mg Mg Mg. Number of protons 12 12 12. Number of electrons 12 12 12. Mass number 24 25 26.

194 views • 12 slides

Isotopes & Radioactivity

Isotopes & Radioactivity. 12 p + 14 n 0. 12 p + 13 n 0. 12 p + 12 n 0. Isotopes of Magnesium. 12 e -. 12 e -. 12 e -. 24 12. 25 12. 26 12. Atomic symbol Mg Mg Mg. Number of protons 12 12 12. Number of electrons 12 12 12.

289 views • 10 slides