Which of the Following Statements Is/are True of Hydrogen Under

question 9

Multiple Choice

Which of the following statements is/are true of hydrogen under ordinary conditions of temperature and pressure?
1) Hydrogen is a colorless and odorless gas.2. Hydrogen has high molar mass and is polar in nature.3. Hydrogen has a very low boiling point (−253°C) and melting point (−260°C) .​

• A) ​1 only
• B) ​2 only
• C) ​3 only
• D) ​1 and 2
• E) ​1 and 3

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