Year: 2023
Topic: Structure of Atom
Time :
1.
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 x 10 kg.
C. All the isotopes of a given elements show sme 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. Atoms of all elements are composed of two fundamental particles.
B. The mass of the electron is 9.10939 x 10 kg.
C. All the isotopes of a given elements show sme 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: