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CBSE Class 8 Answered

what is displacement reaction ?
Asked by ayanking905 | 17 Feb, 2023, 11:49: AM
answered-by-expert Expert Answer
It is a chemical reaction in which a less reactive element is replaced by a more reactive one.
Answered by | 18 Feb, 2023, 12:46: AM

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CBSE 8 - Science
what is displacement reaction ?
Asked by ayanking905 | 17 Feb, 2023, 11:49: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 8 - Science
why copper cannot displace zinc from its salt solution
Asked by jashanpreetsingh9567 | 29 May, 2021, 07:11: AM
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CBSE 8 - Science
what do you observe when copper sulphate is reacted with lead?what is the product?
Asked by atharva.lad24 | 08 Nov, 2019, 10:48: PM
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CBSE 8 - Science
How will you show with the help of an experiment that copper is more reactive than silver? 
Asked by rajubarman | 10 Jul, 2019, 09:24: AM
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CBSE 8 - Science
karthik took three test  tubes 'x','y','z'with zinc sulphate solution in all the test tubes .hedropped a piece of copper ,aluminium,iron in each tube .in which testtube does the reaction takes place.why? write balanced equation for it?
Asked by arajeevshashank | 11 Aug, 2018, 03:30: PM
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CBSE 8 - Science
copper cannot displace iron from iron sulphate solution give reason
Asked by rijukurakar | 04 Jul, 2018, 10:18: PM
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CBSE 8 - Science
(i) Why does the colour of iron sulphate solution change when zinc is added to the solution? (ii) What change in colour is observed?
Asked by Topperlearning User | 30 Apr, 2014, 03:18: PM
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CBSE 8 - Science
(i) Why does copper coin dissolve in the solution of silver nitrate if it is immersed in it for some time? (ii) What colour change is observed?
Asked by Topperlearning User | 30 Apr, 2014, 03:17: PM
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CBSE 8 - Science
(i) What happens when a piece of copper metal is placed in iron sulphate solution? (ii) Express the following fact in the form of a chemical equation: When a strip of copper metal is placed in a solution of silver nitrate, metallic silver is precipitated and a solution containing copper nitrate is formed.
Asked by Topperlearning User | 30 Apr, 2014, 03:13: PM
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CBSE 8 - Science
Explain why iron metal can displace copper form copper sulphate solution but copper cannot displace iron from iron sulphate solution.
Asked by Topperlearning User | 30 Apr, 2014, 03:16: PM
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