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

P Block Elements question

2016 · Q94
Guest · try one question or challengeGuest · try one question or challenge
  1. PYQ Library
  2. /NEET
  3. /Chemistry
  4. /P Block Elements
  5. /2016 · Q94

P Block Elements question

2016 · Q94

NEETChemistryP Block ElementsMCQ+4 / −1
Boric acid is an acid because its molecule
  1. A
    contains replaceable H+ ion
  2. B
    gives up a proton
  3. C
    accepts OH−-− from water releasing proton
  4. D
    combines with proton from water molecule.
PreviousNext

More from P Block Elements

  • AlF3 is soluble in HF only in presence of KF. It is due to the formation of2016 · MCQ
  • The stability of +1 oxidation state among Al, Ga, In and Tl increases in the sequence2015 · MCQ
  • The variation of the boiling points of the hydrogen halides is in the order HF > HI > HBr > HCl. What explains the higher boiling point of hydrogen fluoride?2015 · MCQ
  • Strong reducing behavior of H3PO2 is due to2015 · MCQ
  • The formation of the oxide ion, O2−(g) from oxygen atom requires first an exthermic and then an endothermic step as shown below: O(g) + e− → O−(g); ΔfHo = −141 kJ mol−1 O−(g) + e− → O2−(g); ΔfHo…2015 · MCQ
  • Which of the statements given below is incorrect?2015 · MCQ
  • Nitrogen dioxide and sulphur dioxide have some properties in common . Which property is shown by one of these compounds , but not by the other?2015 · MCQ
  • Acidity of diprotic acids in aqueous solutions increases in the order2014 · MCQ