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प्रश्न
The mass of an electron is about `1/2000` times that of proton.
पर्याय
True
False
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उत्तर
This statement is True.
Explanation:
Because it is a fact known from experiments.
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संबंधित प्रश्न
Helium atom has an atomic mass of 4 u and two protons in its nucleus. How many neutrons does it have?
Which subatomic particle was discovered by : Chadwick ?
Fill in the blank of the following statement :
If the nucleus of an atom has atomic number 17, mass number 37 and there are 17 electrons outside the nucleus, the number of neutrons in it is __________.
Fill in the blank of the following statement :
The subatomic particle not present in a hydrogen atom is ________
Name the element which does not contain any neutrons in its nucleus.
The number of neutrons present in 73Li is ______.
Identify the Mg2+ ion from the Fig. where, n and p represent the number of neutrons and protons respectively
What is the charge of a neutron?
The hydrogen atom does not have ______.
α, β, γ rays are during the ratio active decay ______ of an atom.
