IB Chemistry SL 1.2.1 Atomic Structure Questions

Use nuclear symbols and atomic models to determine protons, neutrons and electrons, then distinguish the dense nucleus from surrounding electron space.

Exam points

Use nuclear notation to calculate or state proton, neutron and electron counts, mass number, atomic number and ionic charge for atoms, isotopes and ions.
Explain isotope and ion differences by distinguishing nuclear composition from electron number and by interpreting evidence for a dense positive nucleus surrounded by electrons.

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Titanium is a transition metal.

State the number of protons, neutrons and electrons in the ${ }_{22}^{48} \mathrm{Ti}$ atom.

Protons:

Neutrons:

Electrons:

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IB Chemistry SL 1.2.1 Atomic Structure Questions question 1