The top row houses lanthanides, which are elements 57 – 70. The bottom row contains actinides, elements 89 – 103. These metals have very unique properties, owing to their f-orbital arrangements and ...
This is the promise of nuclear fusion, a process that powers the stars and could revolutionize life on Earth. Nuclear fusion occurs when two light atomic nuclei combine to form a heavier nucleus, ...
The nucleus is the double membrane limited structure within an eukaryotic cell that contains the chromosomes, and where the DNA is replicated or transcribed into RNA. The membrane is perforated by ...