Which of the following is/are compound(s)?
Answer & explanation
Correct answer: option 4
The correct answer is option 4. All of these
A compound is a substance composed of two or more elements, chemically combined with one another in a fixed proportion.
The constituents can be separated only by chemical or electrochemical reactions.
For example: Water(H2O), Sugar(C12H22O11), Salt(NaCl), Methane(CH4) etc