Difficulty: Medium
Average Score: 74%
Entry Exam
In the chemical reaction CH?óÔÇÜÔÇ× + 2O?óÔÇÜÔÇÜ ?óÔÇáÔÇÖ CO?óÔÇÜÔÇÜ + 2H?óÔÇÜÔÇÜO, what are the reactants?
Correct answer
A
Rationale
The correct answer is 'A: CH?óÔÇÜÔÇ× and O?óÔÇÜÔÇÜ.' Reactants are the substances that undergo a change to form the products in a chemical reaction. In the given reaction, CH?óÔÇÜÔÇ× (methane) and O?óÔÇÜÔÇÜ (oxygen) are the reactants, as they transform into CO?óÔÇÜÔÇÜ and 2H?óÔÇÜÔÇÜO, which are the products. Therefore, the correct answer is A.