IB Chemistry HL 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

Read nuclear symbols and isotope notation to determine proton, neutron and electron counts, mass number, atomic number and ionic charge.
Distinguish nuclear composition from surrounding electron space and use atomic-model evidence to explain a dense positive nucleus, isotopes and ions.

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Titanium and vanadium are consecutive elements in the first transition metal series.

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

Protons:

......

Neutrons:

......

Electrons:

......

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IB Chemistry HL 1.2.1 Atomic Structure Questions question 1