- 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
Calcium oxide reacts vigorously with water to produce slaked lime.$CaO(s) + H_20 (l) \rightarrow Ca(OH)_2(aq)$This reaction can be classified as :(A) Combination reaction (B) Exothermic reaction (C) Endothermic reaction (D) Oxidation reactionWhich of the following is a correct option? (a) (A) and (C) (b) (C) and (D) (c) (A), (C) and (D) (d) (A) and (B)
Correct Answer: (d) (A) and (B)
Explanation: $CaO(s) + H_20 (l) \rightarrow Ca(OH)_2(aq)$
The above reaction is a combination reaction as calcium oxide combines with water to form calcium hydroxide. It is an exothermic reaction as heat is released during this reaction.
Advertisements