Proton Properties Explained
This question requires identifying the correct description of a proton's fundamental properties, specifically its charge and mass relative to an electron.
Analyzing Proton Characteristics
Protons are subatomic particles found within the atomic nucleus. Key properties include:
- Charge: Protons possess a positive elementary charge, denoted as \(+1\)e.
- Mass: The mass of a proton is approximately \(1.672 \times 10^{-27}\) kg. This mass is significantly larger than an electron's mass (approx. \(9.109 \times 10^{-31}\) kg), roughly 1836 times greater.
Evaluating the Options
- Option 1: States the proton is positively charged and has a mass approximately 2000 times that of an electron. This aligns with the known properties of protons. The charge is positive, and the mass ratio is approximately correct (often rounded to 2000 for simplicity).
- Option 2: Describes a particle with no charge (neutral) in the nucleus. This is characteristic of a neutron, not a proton.
- Option 3: Describes a negatively charged particle located inside the nucleus. Protons are positive, and electrons (which are negative) are typically found outside the nucleus.
- Option 4: States the proton has a positive charge but a mass equal to an electron. While the charge is correct, the mass is fundamentally different and much larger than an electron's.
Based on the analysis, Option 1 accurately describes the charge and relative mass of a proton.
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Important Questions from Chemistry
Which of the following compounds is also called ‘Norwegian saltpeter’?
How many elements were known when Mendeleev started his work?
Which of the options given below is called laughing gas?
A. N 2O
B. CO 2
C. H 2O
D. SO 2
Stainless steel is
A. A compound
B. A mixture
C. An element
D. An alloy
What is the freezing point of water on Kelvin scale?
केल्विन पैमाने पर जल का हिमांक कितना होता है?
