1. Which subatomic particle has the most influence on the identity of an atom? E
ID: 103192 • Letter: 1
Question
1. Which subatomic particle has the most influence on the identity of an atom?
Electron
Proton
Neutron
Positron
2.
What does the term "critical mass" mean? It is the
amount of fissionable material which will self-sustain a nuclear chain reaction.
difference between mass of individual protons and neutrons and the mass of the nucleus.
energy which holds the nucleus together.
mass of fuel in a nuclear reactor core.
A.Electron
B.Proton
C.Neutron
D.Positron
2.
What does the term "critical mass" mean? It is the
A.amount of fissionable material which will self-sustain a nuclear chain reaction.
B.difference between mass of individual protons and neutrons and the mass of the nucleus.
C.energy which holds the nucleus together.
D.mass of fuel in a nuclear reactor core.
Explanation / Answer
1 ----(A)
Number of electrons are most important parameter to get identity of the elements.Because based on the number of electrons, we write electronic configuration and then we can identify different identity of atoms / ions / molecules
(2) ----------(A)
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