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

Hydrogen question

2010 · Shift 1 · Q6
Guest · try one question or challengeGuest · try one question or challenge
  1. PYQ Library
  2. /JEE Advanced
  3. /Chemistry
  4. /Hydrogen
  5. /2010 · Shift 1 · Q6

Hydrogen question

2010 · Shift 1 · Q6

JEE AdvancedChemistryHydrogenMultiple correct+2 / −0.5
The reagent(s) used for softening the temporary hardness of water is (are)
  1. A
    Ca3(PO4)2Ca_3(PO_4)_2Ca3​(PO4​)2​
  2. B
    Ca(OH)2{}_22​
  3. C
    Na2CO3Na_2CO_3Na2​CO3​
  4. D
    NaOCl
Previous

More from Hydrogen

  • LIST-I contains compounds and LIST-II contains reactions Match each compound in LIST-I with its formation reaction(s) in LIST-II, and choose the correct option Includes table2022 · MCQ
  • Which of the following liberates O2​ upon hydrolysis?2020 · MCQ
  • Hydrogen peroxide in its reaction with KIO4​ and NH2​OH respectively, is acting as a2014 · MCQ