Hydrogen (NEET (National Eligibility cum Medical Entrance Test) Chemistry): Questions 1 - 6 of 50
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Question number: 1
» Hydrogen » Structure, Preparation, Reactions and Uses of Hydrogen Peroxide
Question
Commercial 11.2 volume of hydrogen peroxide solution has molarity of?
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| Choice (4) | Response | |
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| a. | 1.12 |
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| b. | 1.0 |
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| c. | 11.2 |
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| d. | 0.5 |
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Question number: 2
» Hydrogen » Physical and Chemical Properties of Water
Question
Corrosion of the metal surface of the boilers occurs by the usage of hard water due to the presence of?
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Question number: 3
» Hydrogen » Physical and Chemical Properties of Water
Question
Hydrolysis of one mole of peroxy disulphuric acid produces?
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| Choice (4) | Response | |
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| a. | Two moles of sulphuric acid |
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| b. | One mole of sulphuric acid and one mole of peroxy-monosulphuric acid |
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| c. | Two moles of peroxymonosylphuric acid |
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| d. | One mole sulphuric acid and one mole of hydrogen peroxide |
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Question number: 4
» Hydrogen » Structure, Preparation, Reactions and Uses of Hydrogen Peroxide
Question
, what is A and B in this reaction, which is an orange colored compound?
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Question number: 5
» Hydrogen » Physical and Chemical Properties of Water
Question
Which of the following statement is not correct regarding the properties of water?
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| Choice (4) | Response | |
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| a. | Hydrogen bonding is present |
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| b. | Soft water lathers with soap but not hard water |
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| c. | Temporary hard water did not change on boiling |
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| d. | Question does not provide sufficient data or is vague |
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Question number: 6
» Hydrogen » Isotopes
Question
Which one of the following the correct order of enthalpy of vaporization?
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