Examsnet
Unconfined exams practice
Home
Exams
Banking Entrance Exams
Defence Exams
Engineering Exams
Finance Entrance Exams
GATE Exam Practice
Insurance Exams
International Exams
JEE Exams
LAW Entrance Exams
MBA Entrance Exams
MCA Entrance Exams
Medical Entrance Exams
Other Entrance Exams
Police Exams
Public Service Commission (PSC)
RRB Entrance Exams
SSC Exams
State Govt Exams
Subjectwise Practice
Teacher Exams
State Eligibility Tests
UPSC Entrance Exams
Aptitude
Algebra and Higher Mathematics
Arithmetic
Commercial Mathematics
Data Based Mathematics
Geometry and Mensuration
Number System and Numeracy
Problem Solving
English
Competitive English
Board Exams
Andhra
Bihar
CBSE
Gujarat
Haryana
ICSE
Jammu and Kashmir
Karnataka
Kerala
Madhya Pradesh
Maharashtra
Odisha
Tamil Nadu
Telangana
Uttar Pradesh
Certifications
Technical
Cloud Tech Certifications
Security Tech Certifications
Management
IT Infrastructure
More
About
Careers
Contact Us
Our Apps
Privacy
Test Index
JEE Main Chemistry Class 11 Electrochemistry Part 2 Questions
Show Para
Hide Para
Section:
Chemistry
Share question:
© examsnet.com
Question : 2
Total: 63
Which of the following statements is not correct about rusting of iron?
[27-Jan-2024 Shift 2]
Coating of iron surface by tin prevents rusting, even if the tin coating is peeling off.
When
pH
lies above 9 or 10 , rusting of iron does not take place.
Dissolved acidic oxides
SO
2
,
NO
2
in water act as catalyst in the process of rusting.
Rusting of iron is envisaged as setting up of electrochemical cell on the surface of iron object.
Validate
Solution:
As tin coating is peeled off, then iron is exposed to atmosphere.
© examsnet.com
Go to Question:
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
Prev Question
Next Question
Examsnet