Coordinate Covalent Bond Leave a Comment / Education / By Majid Ali Coordinate Covalent Bond 1 / 15 Why is the boron atom in BF₃ able to form a coordinate covalent bond? A) It has an excess of electrons B) It is highly electronegative C) It is short of electrons D) It has a full outer shell of electrons 2 / 15 Which of the following best describes the coordinate covalent bond in ammonium (NH₄⁺)? A) Fluorine accepts electrons from boron B) Boron donates electrons to nitrogen C) Nitrogen donates a lone pair to a hydrogen ion D) Hydrogen shares electrons equally with nitrogen 3 / 15 What is the role of nitrogen in ammonia (NH₃) when it forms a coordinate covalent bond? A) Both donor and acceptor B) Acceptor C) Donor D) Neither donor nor acceptor 4 / 15 What type of bond is formed when a lone pair from nitrogen in ammonia is donated to another atom? A) Dative covalent bond B) Ionic bond C) Covalent bond D) Metallic bond 5 / 15 Which atom in ammonia (NH₃) has a lone pair of electrons? A) Boron B) Fluorine C) Hydrogen D) Nitrogen 6 / 15 What allows a molecule like BF₃ to accept a lone pair from a donor molecule? A) Deficiency of electrons B) Neutral charge C) Excess electrons D) High electronegativity 7 / 15 After forming covalent bonds with three fluorine atoms, how many electrons is boron short of in its outermost shell? A) 1 B) 2 C) 3 D) 4 8 / 15 In the formation of boron trifluoride (BF₃), how many valence electrons does boron pair up with fluorine atoms? A) 1 B) 2 C) 3 D) 4 9 / 15 Which molecule is formed when a lone pair from ammonia (NH₃) is donated to H⁺? A) NH₂⁻ B) NH₂ C) NH₃ D) NH₄⁺ 10 / 15 What happens when a proton (H⁺) approaches a molecule with a lone pair of electrons? A) It forms a hydrogen bond B) It forms a covalent bond C) It forms a dative covalent bond D) It breaks the lone pair 11 / 15 What is a dative covalent bond? A) A bond where one atom donates one electron and the other donates the other electron B) A bond where neither atom donates any electrons C) A bond where both atoms share electrons equally D) A bond where one atom donates both electrons to the bond 12 / 15 In a dative covalent bond, the atom that donates the electron pair is called the: A) Acceptor B) Donor C) Bonded atom D) Lone pair 13 / 15 The atom that accepts the electron pair in a coordinate covalent bond is called the: A) Donor B) Acceptor C) Lone pair D) Bonded atom 14 / 15 What symbol is used to indicate the donation of electrons in a coordinate covalent bond? A) A triangle B) A single line C) An arrow D) A double line 15 / 15 In ammonia (NH₃), what is the non-bonded electron pair called? A) Bonded pair B) Lone pair C) Donor pair D) Acceptor pair Your score isThe average score is 33% 0% Restart quiz Related posts: Dipole-Dipole Forces Quiz Hydrogen Bonding Quiz Chemistry 10TH MCQs Past Paper Sargodha Board 2022 QUIZ MCQs Related to IMPORTANCE OF EQUILIBRIUM CONSTANT || 10TH CHEMISTRY
