Atomic structure

Which subatomic particle has a negative charge?

• Electron
• Proton
• Neutron
• None of the above

Which subatomic particle is found in the nucleus of an atom?

• Proton

• Electron

• Neutron

• None of the above

Which subatomic particle has a positive charge?
(a)  

• Proton
• Electron
• Neutron
• None of the above

Which subatomic particle has no charge?
(a)  

• Neutron
• Electron
• Proton
• None of the above

Which subatomic particle determines the atomic number?

• Electron
• Proton
• Neutron
• None of the above

Which subatomic particle is responsible for chemical reactions?

• Electron
• Proton
• Neutron
• None of the above

________ is the lightest subatomic particle.

Which subatomic particle is located outside the nucleus?

• Electron
• Proton
• Neutron
• None of the above

What is the charge on an electron?

• -1

• +1

• -2

• 0

What is the charge of electron?

• 1.602 × 10⁻¹⁹ coulomb

• 1.6726219 × 10^-27

  ^KG