Question

10 10. In general the property (magnitude only) that shows an opposite trend in comparison to other properties across a period is A) electronegativity B) electron gain enthalpy C) ionisation energy D) atomic radius [JEEMAIN 2020] 11. The acidic basic and amphoteric oxides are A) MgO, CI,O, A1,03 B) CIO, CaO, P,Q, C) Na,O, SO, ALO, D) N2O3, Li,O, AI,O [JEEMAIN 2020] 12. The element Z= 114 has been discovered recently. It belongs to which of the family/group and electronic configuration ? A) Carbon family [Rn] 544 6d10 752 7p2 B) Oxygen family [Rn] 5514 6d 10 782 7p4 C) Nitrogen family [Rn] 5f14 6d 10 782 7p3 D) Halogen family [Rn] 5f 14 6d10 782 7p5 13. The species Ar, Kand Ca2+ contain the same number of electrons. In which order do their radii increase ? A) Ca2+ < K+ < Ar B) K+ < Ar < Ca2+ C) Ar >H B) Nat > F-> O2- C) F-> 02-> Na D) Al3+ > Mg2+ > N3-​

Answer 1

Answer:

Gregarious, Ambitious, garrulous, Aroma, Difference, Remember, Urged, flawless, Potential, Workaholic, Hue and Cry, Besides, Nightmare, Ally, Provoke."