Fluorine was discovered very late because of its high reactivity . It is always found in combined state in which it cannot be identified easily . The fact that accompanied with the high reactivity of fluorine isA)Low ionization potentialB)The smallest size amongst halogenC)Low F- F bond-energy & high electronegativityD)The higher ionisation potentialA. Low ionization potentialB. The smallest size amongst halogenC. Low F- F bond-energy & high electronegativityD. The higher ionisation potential

Fluorine was discovered very late because of its high reactivity . It

1.	Fluorine was discovered very late because of its high reactivity . It is always found in combined state in which it cannot be identified easily . The fact that accompanied with the high reactivity of fluorine isA)Low ionization potentialB)The smallest size amongst halogenC)Low F- F bond-energy & high electronegativityD)The higher ionisation potentialA. Low ionization potentialB. The smallest size amongst halogenC. Low F- F bond-energy & high electronegativityD. The higher ionisation potential
Answer» Correct Answer - C

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