9 F Fluorine 18.998 u

Fluorine

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आवर्त
2
समूह
17
ब्लॉक
p-ब्लॉक
अवस्था (STP)
Gas

Fluorine is the most electronegative and reactive of all elements. It is used in toothpaste, Teflon, and refrigerants.

दिखावट: Pale yellow gas

भौतिक गुण

परमाणु द्रव्यमान 18.998 u
घनत्व 0.001696 g/cm³
गलनांक -219.7 °C
क्वथनांक -188.1 °C
STP पर अवस्था Gas
परमाणु त्रिज्या 64.0 pm

इलेक्ट्रॉनिक गुण

विद्युतऋणात्मकता 3.98
आयनीकरण ऊर्जा 1681.0 eV
इलेक्ट्रॉन आत्मीयता 328.0 eV
संयोजकता इलेक्ट्रॉन 7

इलेक्ट्रॉन विन्यास

विन्यास [He] 2s² 2p⁵

Electron Shell Configuration

Fluorine electron shell configuration F 2e⁻ 7e⁻

Position in Periodic Table

Fluorine position in the periodic table F

खोज

द्वारा खोजा गया: Henri Moissan
वर्ष: 1886

Compounds Containing Fluorine

हैलोजन में और

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Frequently Asked Questions

What is Fluorine?
Fluorine (F) is a chemical element with atomic number 9. It is a gas at standard temperature and pressure, classified as a हैलोजन.
What are the key properties of Fluorine?
Fluorine has an atomic mass of 18.998 u, density of 0.001696 g/cm³, melting point of -219.7°C, boiling point of -188.1°C.
What is the electron configuration of Fluorine?
The electron configuration of Fluorine is [He] 2s2 2p5. It is in the p-block of the periodic table.
Who discovered Fluorine?
Fluorine was discovered by Henri Moissan in 1886.
What is the electronegativity of Fluorine?
Fluorine has an electronegativity of 3.98 on the Pauling scale.