Boron is unable to form BF₆³⁻ because of
Boron is unable to form BF₆³⁻ because of Options (a) high electronegativity of boron (b) high electronegativity of fluorine (c)…
7 years ago
S and Some P Block Elements
Which of the following anions is present in the chain structure of silicates
Which of the following anions is present in the chain structure of silicates Options (a) (Si₂O₅²⁻)n (b) (SiO₃)n²⁻n (c) SiO₄⁴⁻…
7 years ago
Which of the following oxidation states are the most characteristic for lead
Which of the following oxidation states are the most characteristic for lead and tin respectiviely? Options (a) 2,4 (b) 4,4…
7 years ago
The correct order regarding the electronegetivity of hybrid orbitals of carbon is
The correct order regarding the electronegetivity of hybrid orbitals of carbon is Options (a) sp < sp² < sp³ (b)…
7 years ago
Which one of the following compounds is not a protonic acid?
Which one of the following compounds is not a protonic acid? Options (a) B(OH)₃ (b) PO(OH)₃ (c) SO(OH)₂ (d) SO₂(OH)₂…
7 years ago
Which compound is electron deficient?
Which compound is electron deficient? Options (a) BeCl₂ (b) BCl₃ (c) CCl₄ (d) PCl₅ Correct Answer: BCl₃Explanation:No explanation available. Be…
7 years ago
In graphide electrons are
In graphide electrons are Options (a) localised on each C-atom (b) localised on every third C-atom (c) spread out between…
7 years ago
Boron compounds behave as Lewis acid, because of their
Boron compounds behave as Lewis acid, because of their Options (a) ionisation property (b) electron deficient nature (c) acidic nature…
7 years ago
Aluminium (III) chloride forms a dimer because aluminium
Aluminium (III) chloride forms a dimer because aluminium Options (a) belongs to 3rd group (b) can have higher coordination number…
7 years ago
Which of the following statements about H₃BO₃ is not correct
Which of the following statements about H₃BO₃ is not correct Options (a) It has a layer structure in which planar…
7 years ago