Ask a Doubt
Request a call back

Join NOW to get access to exclusive study material for best results

ICSE Class 7 Answered

What is rusting?How to balance a equation?
Asked by vchhayav | 13 Mar, 2019, 14:34: PM
answered-by-expert Expert Answer

Oxidation of iron is called rusting. Rusting involves slow oxidation of iron in the presence of air and moisture.

   4Fe    +   3O2    →    2Fe2O3

   Iron      Oxygen    Ferric oxide

space 2 Fe subscript 2 straight O subscript 3 space space space space plus space space stack space space xH subscript 2 straight O space space with space space left parenthesis moisture right parenthesis below space space space space rightwards arrow space space space stack space space stack stack Fe subscript 2 straight O subscript 3. xH subscript 2 straight O with Rust below with Hydrated below with space space iron left parenthesis III right parenthesis oxide below

Answered by Ramandeep | 13 Mar, 2019, 15:48: PM

Concept Videos

Multiple Choice Questions Practice Test
Answered Unanswered My Questions My Answers
ICSE 7 - Chemistry
Doubt
question image
Asked by miloni77 | 01 Jan, 2024, 16:35: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 7 - Chemistry
Doubt
question image
Asked by miloni77 | 01 Jan, 2024, 16:35: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 7 - Chemistry
sodium doesn't react with water
Asked by agandole | 05 Mar, 2022, 20:00: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 7 - Chemistry
How iron is rusting? 
Asked by rishabhambadi86.7spicertl | 11 Jun, 2020, 11:22: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 7 - Chemistry
What is metal?
Asked by ahmadwasim200 | 28 Feb, 2020, 22:55: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 7 - Chemistry
Chemistry questions for class 7 ICSE of de nobili school mugma please answer all questions as first as possible when answer please inform me .pls zoom and see the question.
question image
Asked by jahangirhossain848 | 23 Oct, 2019, 20:43: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 7 - Chemistry
Chemistry questions for class 7 ICSE please answer all questions as first as possible when answer please inform me.
question image
Asked by jahangirhossain848 | 22 Oct, 2019, 21:52: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 7 - Chemistry
What is radical ?
Asked by tanmayagrawal.tl | 03 Oct, 2019, 23:12: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 7 - Chemistry
Why iron forms two oxide?
Asked by gauti.k40 | 25 May, 2019, 06:56: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 7 - Chemistry
What is rusting?How to balance a equation?
Asked by vchhayav | 13 Mar, 2019, 14:34: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
My Class Videos Tests ₹ Plans Ask a Doubt