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IGCSE O Level Chemistry Practice Test 99

Salts: Hydrogen of Acids Quiz Questions with Answers PDF - 99

The e-Book Salts Hydrogen of Acids Quiz Questions and Answers, salts hydrogen of acids Quiz MCQs PDF, chapter 12-99 to study online igcse chemistry degree programs. Study Salts and Identification of Ions and Gases MCQ Questions PDF, salts hydrogen of acids Multiple Choice Questions (MCQ Quiz) for online college degrees. The Salts: Hydrogen of Acids Trivia App Download: Free educational app for salts: hydrogen of acids, electrolytes and non-electrolytes, protons, neutrons and electrons, chemical to electrical energy, basic acidic neutral and amphoteric test prep for GRE subject tests.

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Salts: Hydrogen of Acids Trivia Questions PDF Download: Quiz 99

MCQ 491: People requiring an x-ray of the stomach are given a porridge of

A) PbSO4
B) BaSO4
C) Na2CO3
D) K2CO3

MCQ 492: Electrolyte liquid may include

A) solutions only
B) molten solids only
C) gases
D) solution and molten solids

MCQ 493: What is correct about electrons?

A) they have negligible mass
B) they have relative charge of -1
C) their charge is opposite and equal to a proton
D) all of above

MCQ 494: Which of them is included in the uses of electrolysis?

A) electroplating
B) electro refining
C) extraction of metals
D) all of above

MCQ 495: Consider the equation ZnO + NaOH + H2O → Na2Zn(OH)4. Moles of NaOH required to balance the equation would be

A) 1
B) 2
C) 3
D) 4

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