NEET Chemistry Percentage Composition Assertion Reason Question
Assertion (A): In a compound, elements are present in a fixed and definite ratio. | Reason (R): The percentage composition of elements in a compound depends on its molecular structure.
Both A and R are true, and R is the correct explanation of A.
Both A and R are true, but R is not the correct explanation of A.
A is true, but R is false.
A is false.
Correct Answer
Detailed Explanation
The NCERT context states that elements in a compound are present in a fixed and definite ratio, which is characteristic of the compound. However, the percentage composition is not determined by molecular structure but by the ratio of elements.
Found an issue with this question?
Related Questions
More from
Assertion (A): Length, area, and volume are examples of quantitative properties of matter. | Reason (R): Quantitative measurements are represented by ...
Match Column-I with Column-II. Column-I Column-II (a) Empirical Formula (i) Represents actual number of atoms (b) Molecular Formula (i...
Match Column-I with Column-II. Column-I Column-II (a) Limiting Reagent (i) 4.96 × 10 3 mol H 2 (b) Amount of NH 3 produced (ii) 3.30 × 10 ...