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How are radioactive elements harmful?

In: Science, Chemistry [Edit categories]

Answer:

They emit high energy particles, ionizing atoms in organic cells and disrupting many normal reactions in the cell.

First answer by ID0412507367. Last edit by ID0412507367. Question popularity: 2 [Recommended].

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Why are radioactive elements called 'radioactive'?
Radioactive means unstable, so any element that has an unstable nucleus is radioactive. This is especially true of element's isotopes.
How is a radioactive element different from a element?
A radioactive element is simply an element that emits radiation due to instability in it's nucleus. All elements have radioactive isotopes. Tritium is hydrogen-3, which is radioactive and is...
What element is a radioactive element?
What element is a radioactive element?
Elements after which element are radioactive?
All elements after lead (Pb) on the periodic table are radioactive. Isotopes of lighter elements (C-14 for example) can be radioactive as well. And, in fact, all elements have radioactive isotopes.
What element is the only radioactive element?
There are actually quite a few radioactive elements. As a rule, everything with an atomic mass greater than lead is radioactive. Isotopes of lighter elements can also be radioactive. All...