P Block Elements in Group 15 Archives - Page 3 of 9

The inert gas abundantly found in atmosphere is Options (a) He (b) Ne (c) Ar (d) Kr Correct Answer: ArExplanation:No…

7 years ago

The electronic configuration of a noble gas is Options (a) 1s² 2s² 2p⁶3s² (b) 1s² 2s² 2p⁶ (c) 1s² 2s²…

7 years ago

Which of the following is more acidic in nature Options (a) HClO (b) HClO₂ (c) HClO₃ (d) HClO₄ Correct Answer:…

7 years ago

An important product in the ozone depletion by chlorofluorocarbons is Options (a) Cl₂ (b) OF₂ (c) OCl (d) O₂F₂ Correct…

7 years ago

Which of the following element, has the same oxidation state in all of its compounds Options (a) Oxygen (b) Hydrogen…

7 years ago

Which of the following is a strong acid Options (a) HF (b) HCl (c) HBr (d) HI Correct Answer: HIExplanation:No…

7 years ago

The element with positive electron gain enthalpy is Options (a) neon (b) sodium (c) oxygen (d) fluorine Correct Answer: neonExplanation:No…

7 years ago

Pick out the stronger reducing agent among the following oxyacids of phosphorus Options (a) hypophosphorous acid (b) phosphorous acid (c)…

7 years ago

Which one of the following statements about halogens is correct Options (a) F₂ has lower bond dissociation energy than Cl₂…

7 years ago

Chlorine dioxide is best prepared by passing dry Options (a) chlorine gas over hot HgO (b) chlorine and oxygen gas…

7 years ago