Class 9 Exam > Class 9 Questions > Find the incorrect statementa)Most of the spa...
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Find the incorrect statement
- a)Most of the space in atom is empty
- b)Proton is a universal particle.
- c)Neutrons were known at the time of Rutherford performed the scattering experiment
- d)Neutron is slightly heavier than proton
Correct answer is option 'B'. Can you explain this answer?
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Find the incorrect statementa)Most of the space in atom is emptyb)Prot...
Neutrons are present in the nucleus of atom. Mass of neutron is slightly more than proton. Proton is not a universal particle because it is not present in protieum, isotopes of hydrogen.
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Find the incorrect statementa)Most of the space in atom is emptyb)Prot...
Incorrect Statement: Proton is a universal particle.
Explanation:
- Proton is a subatomic particle that is found in the nucleus of an atom. It carries a positive charge and is symbolized by the letter "p" or "p+".
- While protons are found in the nucleus of most atoms, it is not correct to say that they are universal particles. This is because there are some atoms that do not have protons in their nucleus. For example, hydrogen is the only atom that does not have any neutrons in its nucleus, and therefore it does not have any protons either.
- The number of protons in an atom determines the element it belongs to. For example, an atom with one proton is hydrogen, while an atom with six protons is carbon. The number of protons also determines the atomic number of an element.
- Protons play a crucial role in determining the properties of an atom. They contribute to the mass of an atom and are responsible for the positive charge of the nucleus. The number of protons in an atom is balanced by an equal number of negatively charged electrons in order to maintain overall neutrality.
- It is important to note that while protons are found in the nucleus, most of the space in an atom is actually empty. The nucleus is extremely small compared to the overall size of the atom, and the electrons occupy a large amount of space around the nucleus.
- In summary, the statement that "Proton is a universal particle" is incorrect. Protons are found in the nucleus of most atoms, but they are not present in all atoms and therefore cannot be considered universal particles.
Explanation:
- Proton is a subatomic particle that is found in the nucleus of an atom. It carries a positive charge and is symbolized by the letter "p" or "p+".
- While protons are found in the nucleus of most atoms, it is not correct to say that they are universal particles. This is because there are some atoms that do not have protons in their nucleus. For example, hydrogen is the only atom that does not have any neutrons in its nucleus, and therefore it does not have any protons either.
- The number of protons in an atom determines the element it belongs to. For example, an atom with one proton is hydrogen, while an atom with six protons is carbon. The number of protons also determines the atomic number of an element.
- Protons play a crucial role in determining the properties of an atom. They contribute to the mass of an atom and are responsible for the positive charge of the nucleus. The number of protons in an atom is balanced by an equal number of negatively charged electrons in order to maintain overall neutrality.
- It is important to note that while protons are found in the nucleus, most of the space in an atom is actually empty. The nucleus is extremely small compared to the overall size of the atom, and the electrons occupy a large amount of space around the nucleus.
- In summary, the statement that "Proton is a universal particle" is incorrect. Protons are found in the nucleus of most atoms, but they are not present in all atoms and therefore cannot be considered universal particles.
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Find the incorrect statementa)Most of the space in atom is emptyb)Proton is a universal particle.c)Neutrons were known at the time of Rutherford performed the scattering experimentd)Neutron is slightly heavier than protonCorrect answer is option 'B'. Can you explain this answer?
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