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CBSE Class 11-science Answered

pls explain
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Asked by sulaikhasulu393 | 07 Jun, 2020, 10:51: PM
answered-by-expert Expert Answer
It is a redox reaction in acidic medium-
BrO subscript 3 superscript minus space plus space 5 Br to the power of minus space plus 6 straight H to the power of plus space rightwards arrow 3 Br subscript 2 space plus space 3 straight H subscript 2 straight O left square bracket Change space in space oxidation space number space in space Br to the power of minus space to space Br subscript 2 space is space 5 space to space 0 comma space So space change space in space oxidation space number equals 5 right square bracket There space are space 5 space moles space of space Br to the power of minus comma space so comma space change space of space oxiddation space number space per space mole space is space straight n equals 5 over 5 equals 1 We space know space equivalent space weight equals straight M over straight n space equivalent space weight space of space Br to the power of minus equals straight M over 1 equals straight M
Answered by Ravi | 08 Jun, 2020, 06:30: PM

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CBSE 11-science - Chemistry
explain redox
Asked by jaip83491 | 24 Jan, 2021, 10:43: AM
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CBSE 11-science - Chemistry
pls explain
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Asked by sulaikhasulu393 | 07 Jun, 2020, 10:51: PM
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CBSE 11-science - Chemistry
straight H subscript 2 straight O plus Fe plus straight X rightwards arrow RUST space find space straight x
Asked by kalvedant789 | 25 May, 2020, 08:17: PM
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CBSE 11-science - Chemistry
For the reaction, MnO4⊝+ C2O42− → MnO2+ CO2 ; The simplest mole ratio of MnO4⊝ and C2O42− in which they react is
Asked by debjit_dm | 04 May, 2020, 03:08: PM
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CBSE 11-science - Chemistry
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 | 30 Jun, 2019, 03:45: PM
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CBSE 11-science - Chemistry
What is the path of a redox reaction? In photosynthesis by using H2O(18) {O-18 isotope in H2O} how can we find path of reaction? Please help
Asked by govtsecschoolnayaganv051 | 05 Sep, 2018, 01:32: PM
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CBSE 11-science - Chemistry
NaH+H2O=NaOH+ H2 which type of redox reaction is this? Pls explain in detail
Asked by govtsecschoolnayaganv051 | 09 Aug, 2018, 04:52: PM
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CBSE 11-science - Chemistry
5g of pyrolusite were heated with conc. HCl and Cl2 evolved was passed through excess of KI solution. The iodine liberated required 40 mL of N/10hypo solution.Find the % of MnO2 in the pyrolusite.
Asked by dineshchem108 | 17 Jul, 2018, 06:02: PM
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CBSE 11-science - Chemistry
P4+OHminus gives PH3H2PO2 redox reaction
Asked by vaagai2353 | 29 Jun, 2018, 09:55: PM
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CBSE 11-science - Chemistry
Please answer the following question.
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Asked by Balbir | 19 Jun, 2018, 06:36: PM
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