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mnsoomro
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Which of the following is not a type of subatomic particle?
A. Proton B. Neutron C. Photon D. Electron Submitted by :- Saqib Ali
Which of the following is not a type of radioactivity?
A. Alpha radiation B. Beta radiation C. Gamma radiation D. Delta radiation Submitted by :- Mansoor Khan
Which of the following particles is positively charged?
A. Electron B. Neutron C. Proton D. Photon Submitted by :- Mansoor Khan
Who discovered the neutron?
a. Ernest Rutherford b. J. Thomson c. James Chadwick d. Niels Bohr Submitted by :- Saqib Ali
What is the mass number of an element?
A. The number of protons in the nucleus B. The number of neutrons in the nucleus C. The sum of…
Which element has the highest number of protons in its nucleus?
A. Carbon B. Uranium C. Oxygen D. Gold Submitted by :- Jamil Ahmed
Which subatomic particle was discovered first?
A. Proton B. Electron C. Neutron D. Isotope Submitted by :- Jamil Ahmed
Who proposed the planetary model of the atom?
A. Ernest Rutherford B. J. Thomson C. Max Planck D. Niels Bohr Submitted by :- Jamil Ahmed
What is the atomic number of an element?
A. The number of protons in the nucleus B. The number of neutrons in the nucleus C. The number of…
Who discovered the nucleus of the atom?
A. Ernest Rutherford B. J. Thomson C. Max Planck D. Niels Bohr Submitted by :- Jamil Ahmed