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

2023 · 29 Jan · Shift 2 · Q1
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. /2023 · 29 Jan · Shift 2 · Q1

Periodic Table and Periodicity question

2023 · 29 Jan · Shift 2 · Q1

JEE MainChemistryPeriodic Table and PeriodicityMCQ+4 / −1
Given below are two statements : Statement I : The decrease in first ionization enthalpy from B to Al is much larger than that from Al to Ga. Statement II : The d orbitals in Ga are completely filled. In the light of the above statements, choose the most appropriate answer from the options given below
  1. A
    Statement I is correct but statement II is incorrect
  2. B
    Statement I is incorrect but statement II is correct
  3. C
    Both the statements I and II are correct
  4. D
    Both the statements I and II are incorrect
PreviousNext

More from Periodic Table and Periodicity

  • Total number of acidic oxides among N2​O3​,NO2​,N2​O,Cl2​O7​,SO2​,CO,CaO,Na2​O and NO is ​.2023 · Numerical
  • Match List I with List II Choose the correct answer from the options given below : Includes table2023 · MCQ
  • Bond dissociation energy of "E−H" bond of the "H2​E" hydrides of group 16 elements (given below), follows order. A. O B. S C. Se D. Te Choose the correct from the options given…2023 · MCQ
  • The correct increasing order of the ionic radii is2023 · MCQ
  • Which of the following elements have half-filled f-orbitals in their ground state? (Given : atomic number Sm=62;Eu=63;Tb=65;Gd=64,Pm=61) A. Sm B. Eu C. Tb D. Gd E.…2023 · MCQ
  • Given below are two statements : one is labelled as Assertion (A) and the other is labelled as Reason (R) Assertion (A): The first ionization enthalpy of 3 d series elements is more than that of group 2 metals Reason (R): In 3d…2023 · MCQ
  • Given below are the oxides: Na2​O, As2​O3​, N2​O, NO and Cl2​O7​ Number of amphoteric oxides is :2022 · MCQ
  • The IUPAC nomenclature of an element with electronic configuration [Rn] 5f146d17s2 is :2022 · MCQ