Advertisements
Advertisements
प्रश्न
Complete and balance the following equation:
Zn +_________________→ZnCl2 + H2
Advertisements
उत्तर
\[\ce{Zn +2HCI→ZnCl2 + H2}\]
APPEARS IN
संबंधित प्रश्न
Identify the component oxidised in the following reaction:
\[\ce{H2S + Cl2 -> S + 2HCl}\]
When copper powder is heated strongly in air, it forms copper oxide. Write a balanced chemical equation for this reaction. Name
- substance oxidised, and
- substance reduced.
Define the following in terms of gain or loss of hydrogen with one example:
Oxidation
Name the following:
The process in which oxygen is added or hydrogen is removed.
Give the general group study of hydrogen with reference to
burning
Divide the following reactions into oxidation and reduction half-reaction:
Zn + Pb2+→ Pb + Zn 2+
Which of the following statements about hydrogen is incorrect?
The tarnishing of metals is due to the formation of ______.
Find the oxidation number of the element in the following compound.
Ca in CaH2
State the change in colour observed in following case mentioning the reason:
Copper powder is strongly heated in air.
