Electrons possess a negative charge,and protons possess a positive charge. An atom contains both,but why does it have no net charge?
- AThe number of protons is zero.
- BThe number of electrons is zero.
- CThe negative and positive charges are equal in magnitude and cancel each other out.
- DThe atom does not contain any subatomic particles.
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$(i)$ electrons have negative charge
$(ii)$ the mass and positive charge of the atom is concentrated in the nucleus
$(iii)$ neutron exists in the nucleus
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$(ii)$ the mass and positive charge of the atom is concentrated in the nucleus
$(iii)$ neutron exists in the nucleus
$(iv)$ most of the space in the atom is empty
Which of the above statements are correct?
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$(iv)$ Most of the space in atom is empty
Which of the above statements are correct?
$(i)$ Electrons have negative charge
$(ii)$ The mass and positive charge of the atom is concentrated in the nucleus
$(iii)$ Neutron exists in the nucleus
$(iv)$ Most of the space in atom is empty
Which of the above statements are correct?
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