The fourteen elements atomic numbers 90-103 aft... - JAMB Chemistry 2021 Question
The fourteen elements (atomic numbers 90-103) after actinium are called?
A
Actinoids
B
Nucleotides
C
Pre-actinum elements
D
Atomic elements
correct option: a
The actinide or actinoid series encompasses the 15 metallic chemical elements with atomic numbers from 89 to 103, actinium through lawrencium. The actinide series derives its name from the first element in the series, actinium. More
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