Solutions One Mark Questions

10th Standard

    Reg.No. :
  •  
  •  
  •  
  •  
  •  
  •  

Science

Time : 00:30:00 Hrs
Total Marks : 20
    5 x 1 = 5
  1. A solution is a __________ mixture.

    (a)

    homogeneous

    (b)

    heterogeneous

    (c)

    homogeneous and heterogeneous

    (d)

    non homogeneous

  2. The number of components in a binary solution is _____________

    (a)

    2

    (b)

    3

    (c)

    4

    (d)

    5

  3. Under which of the following cases, dissolution of sugar will be rapid?

    (a)

    Sugar crystal in hot water

    (b)

    Sugar crystal in cold water

    (c)

    Powdered sugar in hot water

    (d)

    Powdered sugar in cold water

  4. A beaker contains a solution of copper sulphate. precipitation of copper sulphate takes place when small amount of it added to ________ solution.

    (a)

    Saturated

    (b)

    Super saturated

    (c)

    Unsaturated

    (d)

    Concentrated

  5. Quick lime is dissolved in water is a ______________ process.

    (a)

    exothermic

    (b)

    endothermic

    (c)

    reversible

    (d)

    both (a) and (b)

  6. 10 x 1 = 10
  7. The component present in lesser amount, in a solution is called _____________

    A PHP Error was encountered

    Severity: Warning

    Message: A non-numeric value encountered

    Filename: material/details.php

    Line Number: 1002

    ()

    Solute

  8. Example for liquid in solid type solution is ______________

    A PHP Error was encountered

    Severity: Warning

    Message: A non-numeric value encountered

    Filename: material/details.php

    Line Number: 1002

    ()

    Amalgam (or) mercury with sodium

  9. Solubility is the amount of solute dissolved in _____ g of solvent.

    A PHP Error was encountered

    Severity: Warning

    Message: A non-numeric value encountered

    Filename: material/details.php

    Line Number: 1002

    ()

    100

  10. Polar compounds are soluble in _____ solvents.

    A PHP Error was encountered

    Severity: Warning

    Message: A non-numeric value encountered

    Filename: material/details.php

    Line Number: 1002

    ()

    polar

  11. Volume persentage decreases with increases in temperature because _____.

    A PHP Error was encountered

    Severity: Warning

    Message: A non-numeric value encountered

    Filename: material/details.php

    Line Number: 1002

    ()

    of expansion of liquids

  12. Iodine dissolved in carbon tetrachloride is an example of _______________

    A PHP Error was encountered

    Severity: Warning

    Message: A non-numeric value encountered

    Filename: material/details.php

    Line Number: 1002

    ()

    non aqueous solution

  13. The effect of pressure on the solubility of a gas in liquid is given by ____________

    A PHP Error was encountered

    Severity: Warning

    Message: A non-numeric value encountered

    Filename: material/details.php

    Line Number: 1002

    ()

    Henry's law

  14. Volume percentage decreases with __________ in temperature

    A PHP Error was encountered

    Severity: Warning

    Message: A non-numeric value encountered

    Filename: material/details.php

    Line Number: 1002

    ()

    increase

  15. Blue vitriol contains _____________ molecules of water of crystallisation

    A PHP Error was encountered

    Severity: Warning

    Message: A non-numeric value encountered

    Filename: material/details.php

    Line Number: 1002

    ()

    5

  16. Blue vitriol is ______________

    A PHP Error was encountered

    Severity: Warning

    Message: A non-numeric value encountered

    Filename: material/details.php

    Line Number: 1002

    ()

    CuSO4.5H2O

  17. 5 x 1 = 5
  18. Deliquescence

  19. (1)

    NaOH

  20. Hygroscopic

  21. (2)

    Cloud

  22. Liquid in solid

  23. (3)

    Amalgam

  24. Liquid in gas

  25. (4)

    CaO

  26. Gas in liquid

  27. (5)

    Soda water

*****************************************

Reviews & Comments about 10th Standard Science Unit 9 Solutions One Mark Question with Answer Key

Write your Comment