NEET2023Chemistry-Mole Concept
NEET 2023 Chemistry Fundamental Particles Multiple Correct Question
Type: Multiple Correct-conceptual-Medium-Class 11
Select the correct statements from the following:
A. Atoms of all elements are composed of two fundamental particles.
B. The mass of the electron is 9.10939 × 10−31 kg.
C. All the isotopes of a given element show same chemical properties.
D. Protons and electrons are collectively known as nucleons.
E. Dalton’s atomic theory, regarded the atom as an ultimate particle of matter.
Choose the correct answer from the options given below:
A
C, D and E only
B
A and E only
C
B, C and E only
D
A, B and C only
Correct Answer
Option C
Detailed Explanation
Statement B is correct about electron mass, C is correct as isotopes have the same chemical properties, and E is correct regarding Dalton's theory.
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