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- Subject
- S-BLOCK ELEMENTSchemistry-mcqs › s-block-elements
- Published
- 18 Mar 2019
- Last updated
- 28 May 2026
Explanation
In the electrolysis of dilute sodium chloride solution, water is oxidized at the anode instead of chloride ions, leading to the evolution of oxygen gas. Therefore, oxygen is released at the anode, not chlorine or other substances.
More S-BLOCK ELEMENTS MCQs
Practice related questions from the same subject.
- 1.What is the effect of adding 2% gypsum to cement?
- 2.Which element is capable of forming complex compounds?
- 3.Why is the second ionization energy of alkali metals significantly high?
- 4.In which of the following gases does magnesium metal fail to ignite when placed inside a container?
- 5.Why does sodium rarely exhibit an oxidation state of +2?
- 6.Which pair of elements exhibits a diagonal relationship in the periodic table?
- 7.Which alkali metal produces exclusively the normal oxide upon reacting with oxygen?
- 8.Gypsum is added to the soil primarily to supply which nutrients?
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