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Term 2 Acids, Bases and Salts

9th Standard Science - Term 2 Acids, Bases and Salts Two Marks Questions

Term 2 Acids, Bases and Salts Two Marks Questions

9th Standard

    Reg.No. :
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Science

Time : 00:45:00 Hrs
Total Marks : 30
    15 x 2 = 30

  1. Non-metallic oxides are acidic is nature.

  2. Complete the equation HCl+ H2O ⟶ H3O+ +Cl-

  3. Complete the equation H+ +H2O ⟶ ?

  4. Complete the equation Mg+? ⟶ ?+H2

  5. Complete the equation Na2CO3+2HCl ⟶ ?+? +CO2↑

  6. Complete the equation ZnO+2HCl ⟶ ?+?

  7. Complete the equation Zn+? ⟶ Na2ZnO2+H2↑

  8. Complete the equation CaO+H2SO4 ⟶ ?+H2O

  9. Complete the equation HCl+? ⟶ NaCl+H2O

  10. Complete the equation Ca(OH)2+ ? ⟶ ?+H2O

  11. Complete the equation 

  12. Interpret: CH4 and NH3 are not acids

  13. Interpret: Acetic acid (CH3COOH) is a mono basic acid.

  14. Interpret: Al(OH)3 & Zn(OH)2 are not alkalis.

  15. Interpret: NHSO4 is an acid salt

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