Chromium Cr (VI) is toxic and carcinogenic
Q. Which of the following type of chromium is toxic?- Published on 18 Aug 16a. Chromium III
b. Chromium VI
c. Chromium IV
d. Chromium VII
ANSWER: Chromium VI
- Chromium in the environment primarily exists as Trivalent Chromium Cr (III) and Hexavalent Chromium Cr (VI).
- Chromium Cr (VI) is toxic and the World Health Organization has classified it as carcinogenic and can cause stomach ulcers and cancers and severe damage to kidneys and liver.