Question

Excess fluoride in drinking water causes
1. Lung disease
2. Intestinal infection
3. Fluorosis
4. Rickets
5. None of the Above/ More than one of Above

Answer 1

Correct Answer - Option 3 : Fluorosis

The correct answer is Fluorosis

About Fluorine:

• Ingestion of excess fluoride, most commonly in drinking water, can cause Fluorosis which affects the Bones and Teeth.
• Fluorine is a chemical element, denoted by the symbol (F) and atomic number (9). It is the lightest Halogen elements and exists as a Highly Toxic Pale Yellow Diatomic Gas. In 1529, Georgius Agricola discovered this element.
• It is the most electronegative element, and extremely reactive, as it reacts with all other elements, except for Neon, Helium, and Argon gases (Nobel gases). 

 

Atomic Number	9
Group	17 (Halogens)
Period	2
Melting Point	−219.62 °C (−363.32 °F)
Boiling Point	−188 °C (−306 °F)
Density	1.696 grams/litre
Oxidation States	−1
Block	P-block
Element Category	Reactive non-metal
Electrons per shell	2,7