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प्रश्न
Metals are good ______.
विकल्प
Oxidising agents
Reducing agents
उत्तर
Metals are good reducing agents.
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संबंधित प्रश्न
Give one example of an oxidation-reduction reaction which is also a displacement reaction.
In order to prevent the spoilage of potato chips, they are packed in plastic bags in an atmosphere of:
(a) Cl2
(b) H2
(c) N2
(d) O2
Hydrogen burns with a ______ flame and ______ sound is heard.
State whether the following conversion is oxidation or reduction:
2Cl- - e-→ Cl2
Divide the following reactions into oxidation and reduction half-reaction:
Cl2 + 2Br- → Br2 + 2Cl-
A metal oxide that is reduced by hydrogen is
Explain the term oxidation in term of addition and removal of oxygen/hydrogen with a suitable example.
Explain the term reduction in term of addition and removal of oxygen/hydrogen with a suitable example.
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.
The tarnishing of metals is due to the formation of ______.
