Math, asked by khusiy29, 4 months ago

Pointing to a photograph a
woman says " He is the only son
of the daughter of my mother-
in-law's only son. How is the
man related to woman?
प्लीज आंसर सॉरी इसमें ऑप्शन नहीं है बट प्लीज आप ko करना है और डायग्राम के साथ करना है ​

Answers

Answered by akumar41864
0

Answer:

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QUESTION

A metal ‘X’ acquires a green colour coating on its surface on exposure to air.

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ANSWERS"

_____________________

(i)Identify the metal ‘X’ and name the process responsible for this change.

Ans . metal 'X'is a copper.

______________________

(ii) Name and write chemical formula of the green coating formed on the metal.

Ans .This lead to corrosion of cu metal by formation of green coating.

______________________

(iii) List two important methods to prevent the process.

Ans. 1. we should apply grease on the surface of metal time to time.

2. we should apply paint on the surface of metal.

________________________

hope it helps you

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