Doubts
Sign in
12thPass logo
New chatPYQ LibraryDoubtsRank report
Sign in to see Recents
Sign in to save progress →
Doubts
Sign in

Periodic Table and Periodicity question

2020 · 7 Jan · Shift 2 · Q5
Guest · try one question or challengeGuest · try one question or challenge
  1. PYQ Library
  2. /JEE Main
  3. /Chemistry
  4. /Periodic Table and Periodicity
  5. /2020 · 7 Jan · Shift 2 · Q5

Periodic Table and Periodicity question

2020 · 7 Jan · Shift 2 · Q5

JEE MainChemistryPeriodic Table and PeriodicityMCQ+4 / −1
Within each pair of elements F & Cl, S & Se, and Li & Na, respectively, the elements that release more energy upon and electron gain are :
  1. A
    F, S and Li
  2. B
    Cl, Se and Na
  3. C
    Cl, S and Li
  4. D
    F, Se and Na
PreviousNext

More from Periodic Table and Periodicity

  • The third ionization enthalpy is minimum for :2020 · MCQ
  • The first ionization energy (in kJ/mol) of Na, Mg, Al and Si respectively, are :2020 · MCQ
  • The increasing order of the atomic radii of the following elements is :- (a) C (b) O (c) F (d) Cl (e) Br2020 · MCQ
  • The acidic, basic and amphoteric oxides, respectively, are :2020 · MCQ
  • B has a smaller first ionization enthalpy than Be. Consider the following statements : (I) It is easier to remove 2p electron than 2s electron (II) 2p electron of B is more shielded from the nucleus by the inner core of electrons than the…2020 · MCQ
  • The electronic configurations of bivalent europium and trivalent cerium are (atomic number : Xe = 54, Ce = 58, Eu = 63)2020 · MCQ
  • The first and second ionisation enthalpies of a metal are 496 and 4560 kJ mol–1, respectively. How many moles of HCl and H2​SO4​, respectively, will be needed to react completely with 1 mole of the metal hydroxide ?2020 · MCQ
  • The lathanide ion that would show colour is :2019 · MCQ