Advertisements
Advertisements
Question
Which of the following statements about hydrogen is incorrect?
Options
It is an inflammable gas
It is the lightest gas.
It is not easily liquefied
It is a strong oxidizing agent.
Advertisements
Solution
It is a strong oxidizing agent.
APPEARS IN
RELATED QUESTIONS
What are anti-oxidants? Why are they added to fat and oil containing foods?
The process of respiration is:
(a) an oxidation reaction which is endothermic
(b) a reduction reaction which is exothermic
(c) a combination reaction which is endothermic
(d) an oxidation reaction which is exothermic
Name:
an oxidizing agent that does not contain oxygen.
Identify the following reactions as oxidation or reduction
- Na → Na+ + e
- Fe3+ + 2 e- → Fe+
Which among the following are physical or chemical change?
Curding of milk
Mention some oxidation reactions that occur in daily life.
Identify the type of chemical reaction given below:
\[\ce{2Mg + O2 -> 2MgO}\]
A reddish brown metal used in electrical wires when powdered and heated strongly turns black. When hydrogen gas is passed over this black substance, it regains its original colour. Based on this information answer the following questions:
- Name the metal and the black substance formed.
- Write balanced chemical equations for the two reactions involved in the above information
The oxidizing agent in the equation \[\ce{S + 2H2SO4 -> 3SO2 + 2H2O}\] is ______.
The metallic oxide which can be reduced by using common reducing agents is ______.
