IGCSE O Level Chemistry MCQs - Chapter 12

Salts and Identification of Ions and Gases Multiple Choice Questions (MCQ) PDF - 2

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The MCQ: In a titration, the color of the indicator can be removed by; "Salts and Identification of Ions and Gases" App Download Android & iOS (Free) with answers repeating the process again, not adding indicator in the beginning, boiling the solution with some animal charcoal to learn online schools courses. Practice salts: hydrogen of acids quiz questions, download Apple Book (Free Sample) for colleges that offer online degrees.

Salts & Identification of Ions & Gases Questions & Answers PDF Download: MCQ Quiz 2

MCQ 6: In a titration, the color of the indicator can be removed by

not adding indicator in the beginning
repeating the process again
boiling the solution with some animal charcoal
none of above

MCQ 7: If the reactants are Calcium and Nitric acid, method of salt preparation will be

metal + acid
metal Oxide + acid
metal hydroxide and acid
metal carbonate and acid

MCQ 8: Consider the equation: Ca⁺² (aq) + 2OH^- (aq) → Ca(OH)₂ (s). The precipitate of calcium hydroxide will be of

green color
blue color
brown color
white color

MCQ 9: In order to test the presence of nitrates,

dilute HNO₃ shall be added
dilute HCl shall be added
dilute NaOH + Aluminum powder shall be added
dilute KOH with Al₂O₃ shall be added

MCQ 10: Acid salt formed by Phosphoric acid and sodium phosphate is

sodium hydrogen phosphate NaHPO₄
sodium dihydrogen phosphate NaH₂PO₄
sodium trihydrogen phosphate Na₂H₃PO₄
sodium tetrachloro phosphate NaCH₄Cl₄

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Salts and Identification of Ions and Gases MCQs

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