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प्रश्न
Which of the following is the second most electronegative element?
विकल्प
Chlorine
Fluorine
Oxygen
Sulphur
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उत्तर
Oxygen
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संबंधित प्रश्न
The group of elements in which the differentiating electron enters the anti penultimate shell of atoms are called ________.
Which of the following elements will have the highest electronegativity?
Which one of the following is the least electronegative element?
What is the effective nuclear charge?
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Energy of an electron in the ground state of the hydrogen atom is −2.18 × 10−18 J. Calculate the ionisation enthalpy of atomic hydrogen in terms of kJ mol−1.
Explain the following, give an appropriate reason.
First ionisation potential of the C-atom is greater than that of the B atom, whereas the reverse is true is for the second ionisation potential.
Briefly give the basis for Pauling's scale of electronegativity.
State the trends in the variation of electronegativity in groups and periods.
