IGCSE A Level Chemistry Online Tests
Oxides of Period 3 Elements MCQ (Multiple Choice Questions) PDF Download
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Oxides of Period 3 Elements MCQs: Questions and Answers PDF Download
The oxide used to treat indigestion and relieve pain is
- magnesium oxide (MgO) only
- magnesium hydroxide (Mg(OH)2) only
- potassium oxide (K2O)
- magnesium oxide (MgO) and magnesium hydroxide (Mg(OH)
Compounds which can act as both acids and bases are called
- isotopes
- Amphoteric
- sublimates
- noble compounds
The oxidation number of Period 3 element arises until it reaches the element
- Aluminum (Al)
- Phosphorus (P)
- Sulfur (S)
- Silicon (Si)
Potassium oxide is a/an
- acidic oxide
- basic oxide
- amphoteric oxide
- neutral oxide
Electronegativity of oxygen is equal to
- 4.04
- 3.44
- 4.5
- 2.2
IGCSE A Level Chemistry Practice Tests
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