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The most stable of arsenic's isomers is 68m As with a half-life of 111 seconds. [28] Chemistry ... Arsenic is found in the smelter dust from copper, gold, and lead ...
Arsenic is a metalloid with an atomic number of 33, and its common oxidation states are +3 or +5, as arsenate(As III) and arsenite(As V). [12] Arsenic is primarily found as organic arsenic compounds, inorganic arsenic compounds, and arsine gas.
It may also be found in the soil and air. [5] Recommended levels in water are less than 10–50 μg/L (10–50 parts per billion). [1] Other routes of exposure include toxic waste sites and pseudo-medicine. [1] [3] Most cases of poisoning are accidental. [1] Arsenic acts by changing the functioning of around 200 enzymes. [1]
A new study finds that honeybees forging across the U.S. ingest local pollutants, including arsenic and lead, which are detected in their honey. More than 260 samples were taken between 2020 and ...
Arsenic, a naturally occurring substance that can be found in air, water and soil but can also be released into the environment by agricultural and industrial processes such as mining and metal ...
The juice contains inorganic arsenic as opposed to naturally occurring arsenic. Both are commonly found in low amounts in food. Inorganic arsenic has a higher toxicity and has been labeled a ...
Arsenic is a moderately abundant element in Earth's crust, and although many arsenic compounds are often considered highly toxic to most life, a wide variety of organoarsenic compounds are produced biologically and various organic and inorganic arsenic compounds are metabolized by numerous organisms.
A December 2014 meta-analysis of studies on arsenic found that a 50% increase in arsenic levels in urine would be associated with a 0.4-point decrease in the IQ of children between the ages of 5 ...