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प्रश्न
Name:
a liquid that is an oxidizing agent as well as a reducing agent.
उत्तर
Water
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संबंधित प्रश्न
Why does the colour of copper sulphate solution change when an iron nail is dipped in it?
MULTIPLE CHOICE QUESTIONS
The process of adding oxygen to a substance is called
- oxidation.
- reduction.
- displacement.
- hydrogenation.
Complete and balance the following equation:
Zn +_________________→ZnCl2 + H2
Which among the following are physical or chemical change?
Burning of Liquefied Petroleum Gas (LPG)
Which among the following are physical or chemical change?
Heating of an iron rod to red hot
During the reaction of some metals with dilute hydrochloric acid, following observations are made.
The temperature of the reaction mixture rises when aluminium (Al) is added.
Explain this observation giving suitable reason.
Zinc liberates hydrogen gas when reacted with dilute hydrochloric acid whereas copper does not. Explain why?
The tendency of atoms to have eight electrons in the outer shell is known as ______.
Identify the type of chemical reaction given below:
\[\ce{2Mg + O2 -> 2MgO}\]
Metals are good ______.
