MCQ
The oxide which is not reduced by hydrogen is
- A$A{g_2}O$
- ✓${K_2}O$
- C$F{e_2}{O_3}$
- D${P_4}{O_{10}}$
✓
Answer
Correct option: B.
${K_2}O$
b
(b) On the basis of electrochemical series ${K_2}O$ is not reduced by hydrogen.
(b) On the basis of electrochemical series ${K_2}O$ is not reduced by hydrogen.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
Which of the following give iodoform test
Rate of hydrate formation of the given compounds is
$Cu^+ + e^-\to Cu$ ; $E^o = X_1V$
→$Cu^{2+} + 2e^-\to Cu$ ; $E^o = X_2V$
Then For $Cu^{2+} + e^- \to Cu^+$ $;E^o$ will be ?
When ammonia is added to a cupric salt solution, the deep blue colour is observed it is due to the formation of
Benzyl chloride when oxidised by $pb{(N{O_3})_2}$ gives
→Assertion : Acetylene on treatment with alkaline $KMnO_4$ produces acetaldehyde.
Reason : Alkaline $KMnO_4$ is a reducing agent.
→Reason : Alkaline $KMnO_4$ is a reducing agent.
Assertion : The ease of dehydration of the following alcohols is
Reason : Alcohols leading to conjugated alkenes are dehydrated to a greater extent
The number of methoxy groups in a compound can be determined by treating it with
Iron may be rendered passive by treatment with a concentrated solution of
Which of following statement is correct ?