CBSE X Chemistry Metals and Non Metals
What is thermit reaction? Give examples
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21st February 2008
6:11 AM
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CBSE XII Science Chemistry Haloalkanes and Haloarenes
word problem??
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29th February 2008
5:09 AM
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CBSE XII Science Chemistry Isolation of Elements
what happens when Cu2o undergoes self reduction in silica line converter
Asked by niharikapabba2605
7th August 2018
11:25 AM
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CBSE XII Science Chemistry Isolation of Elements
what happens when haematite oxides carbon to carbonmonoxide
Asked by niharikapabba2605
7th August 2018
11:29 AM
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CBSE VII Science Physical and Chemical Changes
What is reduction ?
Asked by sm_tomar
10th August 2018
7:48 PM
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CBSE XI Science Chemistry Hydrogen
What is the meaning of " reduce by heating current in hydrogen"
Asked by govtsecschoolnayaganv051
27th September 2018
5:08 PM
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CBSE XII Science Chemistry Haloalkanes and Haloarenes
What happens when ethyl iodide is reacted with Zn- Cu couple and ethyl alcohol.
Asked by rakeshraghav33
24th January 2019
7:45 PM
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ICSE X Chemistry Metallurgy
What is the function of control lamp used in reduction process of Alumina.
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29th January 2019
6:35 PM
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CBSE X Chemistry Chemical Reactions and Equations
Define oxidation and reduction?
Asked by ritukhera5
19th April 2019
11:34 AM
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CBSE XI Science Chemistry Redox Reactions
a) Identify the substance oxidised, substance reduced, oxidising agent and reducing agent in the following reaction:
b) In the reaction 
, what is oxidised and what is reduced?
, what is oxidised and what is reduced?
Asked by adalroshan2464
12th May 2019
3:19 PM
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ICSE X Chemistry Metallurgy
oxides of sodium cannot be reduced by common reducing agents like coke,carbon monoxide or hydrogen
Asked by pradipdhole
11th June 2019
10:04 PM
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CBSE XI Science Chemistry Redox Reactions
It takes 0.15 mole of ClO- to oxidize 12.6g of chromium oxide of a specific formula to Cr2O7 ^ 2-.ClO- became Cl-.The formula of the oxide is atomic weight Cr- 52, O- 16) (a)CrO3 (b)CrO2 (c)CrO4 (d)CrO
Asked by Balbir
30th June 2019
3:45 PM
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NEET NEET Chemistry Redox Reactions and Electrochemistry
Please answer
Asked by anjanakurup728
4th November 2019
9:44 PM
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NEET NEET Chemistry Hydrocarbons
please answer this
Asked by Prashant DIGHE
13th February 2020
8:59 PM
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CBSE X Chemistry Chemical Reactions and Equations
state which of the following are oxidation reactions and which are reduction reactions- i) Cu→Cu2+ + 2e- v) Fe2+ → Fe3+ + 1e- ii) Cu2+ + 2e- →Cu vi) X + 2e- → X2- iii) Sn4+ + 2e- → Sn2+ vii) Y - 1e- → Y1+ iv) 2Cl- → Cl2+ 2e- viii) Z3+ +1e- → Z2+
Asked by saibaba1069
11th April 2020
7:54 PM
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CBSE X Chemistry
What happens when hydrogen gas is added to copper oxide
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19th May 2020
4:49 PM
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CBSE XII Science Chemistry Aldehydes, Ketones and Carboxylic Acids
Conversions from a-g
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16th June 2020
1:36 PM
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NEET NEET Chemistry Organic Compounds Containing Oxygen
Find the major product:
Asked by subhrojyotighosh8
12th July 2020
10:40 PM
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CBSE XII Science Chemistry Aldehydes, Ketones and Carboxylic Acids
When CH2 = CH−COOH is reduced by LiAlH4, the compound obtained is 1) CH3CH2COOH 2)CH2=CHCH2OH 3)CH3CH2CH2OH 4)CH3CH2CHO
Asked by ambalxerox.subha
12th July 2020
10:44 PM
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CBSE XII Science Chemistry The d-Block and f-Block Elements
low reduction potential of iron as well as vanadium is low. why?
Asked by ABHILASHA
31st July 2020
7:48 AM
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CBSE X Chemistry Chemical Reactions and Equations
Explain About oxidation and reduction reactions In detail .
Asked by nehchalrs15
2nd October 2020
10:14 AM
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CBSE XI Science Chemistry Chemical Reactions and Equations
a)Explain with relevant equations how copper is extracted from its sulphide ore? b) Draw a neat labeled diagram of electrolytic refining of Copper. c) Name the cathode, anode and electrolyte used. d) What happens at cathode and anode? Write related equations e) Mention the difference between Electrolytic reduction and electrolytic refining
Asked by arajeevshashank
12th October 2020
5:48 PM
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CBSE XII Science Chemistry Alcohols, Phenols and Ethers
how can you prepare secondary alcohol using carbonyl compound explain with example
Asked by deepakatur454
28th November 2020
4:29 PM
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CBSE X Chemistry Chemical Reactions and Equations
An oxidizing agent is __ and oxidizes __ a) Electron donor, itself c) Electron acceptor, others b) Electron acceptor, others d)tlectron donor, others
Asked by shlok4559
1st November 2021
9:39 PM
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JEE Main Chemistry
pls answer this question
Asked by harshit020704
25th December 2022
8:42 PM
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