![Trending Articles on Technical and Non Technical topics](/images/trending_categories.jpeg)
Data Structure
Networking
RDBMS
Operating System
Java
MS Excel
iOS
HTML
CSS
Android
Python
C Programming
C++
C#
MongoDB
MySQL
Javascript
PHP
Physics
Chemistry
Biology
Mathematics
English
Economics
Psychology
Social Studies
Fashion Studies
Legal Studies
- Selected Reading
- UPSC IAS Exams Notes
- Developer's Best Practices
- Questions and Answers
- Effective Resume Writing
- HR Interview Questions
- Computer Glossary
- Who is Who
Which of the following reactants are used to carry out the thermite reaction for welding the broken railway tracks?(a) Al2O3 + Fe (b) MnO2 + Al (c) Fe2O3 + Al (d) Cu2O + Fe
Correct answer: (c) Fe2O3 + Al
Explanation: During the thermite reaction, Iron oxide is reduced to iron by aluminium. This molten iron is then poured in between the broken pieces of iron on railway tracks and is fixed mutually.
Advertisements