The most electronegative atom is
A) Cl.
B) F)
C) Na.
D) I)
Correct Answer:
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Q80: Octet means
A)stable electrons.
B)valence electrons.
C)eight.
D)filled shell.
Q81: Which of the following elements has the
Q82: Hydrogen is a diatomic molecule,H₂.The bond holding
Q83: Which substance has polar covalent bonds?
A)SO₂
B)N₂
C)F₂
D)BaO
Q84: Which of the following pairs of atoms
Q86: Which of the following elements has the
Q87: When a fluorine atom reacts with a
Q88: In a polar covalent bond,electrons are
A)shared equally.
B)shared
Q89: Which substance has covalent bonds?
A)KF
B)NaF
C)MgI₂
D)CO₂
Q90: In a covalent bond,the shared electrons are
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