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  • Which of the following oxides is used as a pigment in ceramics and as a food additive to whiten products like candy and toothpaste?Option: 1

Which of the following oxides is used as a pigment in ceramics and as a food additive to whiten products like candy and toothpaste?

Option: 1

 Lead oxide


Option: 2

Zinc oxide


Option: 3

Chromium oxide


Option: 4

Barium oxide


Answers (1)

best_answer

Option B Zinc oxide is a white powdery substance that is commonly used as a pigment in ceramics to produce a glossy white finish. It is also used as a food additive to whiten products like candy, chewing gum, and toothpaste. Zinc oxide is safe to consume in small amounts and is often added to supplements and medications to provide a source of dietary zinc.

Explanation of incorrect option 

incorrect option A  Lead oxide is a toxic substance that is known to cause serious health problems when ingested or inhaled. It is not used as a food additive or pigment in modern ceramics due to its toxicity.

incorrect option C Chromium oxide is a green pigment that is used in ceramics and paints. It is not used as a food additive or toothpaste ingredient.

incorrect option D Barium oxide is a white powder that is used in the production of glass and ceramics. It is not used as a food additive or toothpaste ingredient.

 

Posted by

Devendra Khairwa

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