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10Atom is the smallest particle of an element.
Electrons are positively charged particles.
Proton and neutron are present in the nucleus.
The mass of an electron is negligible compared to a proton or neutron.
Neutron is negatively charged.
Electron revolves around the nucleus in a shell or orbit.
Mass of a proton is equal to 1 amu.
Neutrons are present in the shell of an atom.
Proton has a positive charge.
The number of electrons in helium is 1.
Percentage: 0%
Which subatomic particle has negligible mass?
Proton is located in the:
Mass of neutron is approximately:
Electron carries:
Number of neutrons in Carbon (C) is:
Which particle is neutral in charge?
Which of the following has 2 protons, 2 electrons, and 2 neutrons?
Mass of electron compared to proton is approximately:
Number of protons in Sodium (Na) is:
Electron is present in:
Atom is made of three subatomic particles: proton, neutron, and ______.
The central part of an atom is called ______.
Proton has a ______ charge.
Neutron is ______ in nature.
Electron revolves around nucleus in a ______.
Mass of proton = Mass of neutron = ______ amu.
Mass of electron is ______ compared to proton.
Helium atom has ______ protons and ______ neutrons.
Lithium atom has 3 protons and ______ neutrons.
The number of protons in Oxygen atom is ______.