PRACTICAL APPLICATIONS OF FLUORINE
Fluorine are present in water and plants. In human body fluorine in is also present in bones, teeth and blood. Atomic number of fluorine……
Fluorine are present in water and plants. In human body fluorine in is also present in bones, teeth and blood. Atomic number of fluorine……
Chlorine occur in rock salt which is known as sodium chloride the other salts like magnesium chloride and calcium chloride are also……