Jump to a section

Chemistry - Solutions

Practise 17 KVPY previous year questions on Solutions, compiled from papers spanning 2010 to 2020. Each question is pulled directly from the actual exam paper it appeared in, so you're practising in the exact style and difficulty KVPY tests.

  1. 1The boiling point (in C ) of 0 . 1 molal aqueous solution of CuSO 4 . 5 H 2 O at 1 bar is closest to: [Given: Ebullioscopic (molal boiling p2020 (SB/SX)
  2. 2A mixture of toluene and benzene forms a nearly ideal solution. Assume P B and P T to be the vapor pressures of pure benzene and toluene, re2020 (SB/SX)
  3. 3The values of the Henry s law constant of Ar , CO 2 , CH 4 and O 2 in water at 25 C are 40 . 30 , 1 . 67 , 0 . 41 and 34 . 86 kbar , respect2019 (SB/SX)
  4. 4The boiling point of 0 . 001 M aqueous solutions of NaCl , Na 2 SO 4 , K 3 PO 4 and CH 3 COOH should follows the order.2019 (SB/SX)
  5. 53 . 0 g of oxalic acid CO 2 H 2 2 H 2 O is dissolved in a solvent to prepare a 250 mL solution. The density of the solution is 1 . 9 g / mL 2019 (SB/SX)
  6. 6The plot of total vapour pressure as a function of mole fraction of the components of an ideal solution formed by mixing liquids X and Y is2018 (SB/SX)
  7. 7of glucose dissolved in of water is heated to boiling. The boiling point (in ) measured at pressure is closest to [Ebulioscopic constant, fo19 Nov, 2017 (SB/SX)
  8. 8A mixture of toluene and benzene boils at . Assuming ideal behaviour, the mole fraction of toluene in the mixture is closest to [Vapour pres05 Nov, 2017 (SB/SX)
  9. 9The density of acetic acid vapor at and is . The number of acetic acid molecules in the cluster that is formed in the gas phase is closest t2014 (SB/SX)
  10. 10The weight percent of sucrose (formula weight in an aqueous solution is . The density of the solution is , the concentration of sucrose in t2013 (SA)
  11. 11The variation of solubility of four different gases (G1, G2, etc.) in a given solvent with pressure at a constant temperature is shown in th2013 (SB/SX)
  12. 12In of water, of a non-volatile compound is dissolved. At the vapor pressure of the solution is . Assuming that the compound does not undergo2013 (SB/SX)
  13. 13By dissolving mole of sodium chloride in water, of salt solution is obtained. The molarity of the resulting solution should be reported as -2012 (SA)
  14. 14The solubility curve of in water is shown below. The amount of that dissolves in of water at is closest to2011 (SA)
  15. 15At the vapour pressure of two pure liquids, and are 100 and , respectively. If in a mixture of and , the vapour pressure is , the mole fract2011 (SB/SX)
  16. 16A ution containing of nicotine in of water freezes degrees below the normal freezing point of water. If the molal freezing point depression 2010 (SB/SX)
  17. 17of oxalic acid dehydrate was disved in of water, of this ution was diluted to 500 The normality of the final ution and the amount of oxalic 2010 (SB/SX)

Frequently Asked Questions

1.How many questions are available for Solutions?

This chapter includes 17 questions compiled from KVPY papers spanning 2010 to 2020.

2.Are these questions only from KVPY, or from other exams too?

These are KVPY questions specifically for the Solutions chapter. Questions from other exams like JEE Main or NTA Abhyas (JEE Main) are organised separately under their respective exam sections.

3.Is Solutions an important chapter for KVPY Chemistry?

Solutions has appeared in 9 of the 11 years of KVPY papers covered here, with 17 questions across 12 papers - about one per paper it appears in.