Respuesta :
Answer:
A. and B.
Step-by-step explanation:
The nucleus is surrounded by both protons neutrons bound together, these particles is what gives an atom its mass so protons and neutrons are usually together.
The space surrounding the nucleus of an atom contains electrons. Thus, option (B) is correct.
The three major particles of an atom is proton, neutron and electrons. Electrons are the surrounded particles of the nucleus, while proton and neutron are present inside the nucleus.
Protons are positively charged particles.
Electrons are negatively charged particles.
Neutrons are neutral particles.
The weight of the atom is only dependent on the nucleus, because both proton and neutron are present in the nucleus.
Hence, the space surrounding the nucleus of an atom contains electrons. Thus, option (B) is correct.
To know more about the nucleus, please refer to the link:
https://brainly.com/question/17557864