Chemistry
Which of the following statements about hydrogen is incorrect ?
- It is an inflammable gas
- It is the lightest gas.
- It is not easily liquefied.
- It is a strong oxidizing agent.
Related Questions
Upon reacting with water, an active metal produces
- oxygen
- nitric acid
- a base
- none of these.
A metal oxide that is reduced by hydrogen is:
- Al2O3
- CuO
- CaO
- Na2O
For the reaction PbO + H2 ⟶ Pb + H2O, which of the following statements is wrong?
- H2 is the reducing agent.
- PbO is the oxidizing agent.
- PbO is oxidized to Pb
- H2 is oxidized to H2O.
Which metal gives hydrogen with all of the following: water, acids, alkalis?
- Fe
- Zn
- Mg
- Pb