Request a call back

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

CBSE Class 10 Answered

What reaction takes place when copper gets tarnished. Name the products formed while it gets cleaned when we rub it with lemon or tamarind juice.

Asked by tgreat181121 | 02 Mar, 2019, 03:53: PM
Expert Answer
Copper reacts with moist carbon dioxide in air to form copper carbonate and as a result, copper vessel loses its shiny brown surface forming a green layer of copper carbonate.
The citric acid present in the lemon or tamarind neutralises the basis copper carbonate and dissolves the layer.
Answered by Sivanand Patnaik | 02 Mar, 2019, 06:32: PM
CBSE 10 - Chemistry
Asked by Trisha Gupta | 22 Sep, 2021, 10:49: PM
ANSWERED BY EXPERT
CBSE 10 - Chemistry
Asked by pulkitbhardwajfiitjee | 12 Apr, 2021, 07:02: AM
ANSWERED BY EXPERT
CBSE 10 - Chemistry
Asked by dhairyagupta149 | 21 Dec, 2020, 02:42: PM
ANSWERED BY EXPERT
CBSE 10 - Chemistry
Asked by vandana.bihari.vb | 05 Jun, 2020, 04:06: PM
ANSWERED BY EXPERT
CBSE 10 - Chemistry
Asked by tr.sharma8866 | 02 Feb, 2020, 04:47: PM
ANSWERED BY EXPERT
CBSE 10 - Chemistry
Asked by aakash.shankar6 | 07 Aug, 2019, 09:21: PM
ANSWERED BY EXPERT
CBSE 10 - Chemistry
Asked by manshishukla050 | 17 May, 2019, 10:20: AM
ANSWERED BY EXPERT
CBSE 10 - Chemistry
Asked by agraharianiruddha | 11 Jan, 2019, 06:40: PM
ANSWERED BY EXPERT
Season Break Offer!
Get 60% Flat off instantly.
Avail Now
×