Advertisements
Advertisements
प्रश्न
Compare an electron, a proton and a neutron in respect of their relative masses and charges.
Advertisements
उत्तर
Relative masses :relative mass of a neutron is 1u, that of a proton is also 1u and that of an electron is (1/1840) u.
Charge: Charge of a proton is +1, that of an electron is –1 and that of a neutron is zero.
APPEARS IN
संबंधित प्रश्न
Write true or false for the following statement
The central pad of the atom is called nucleus.
Give the following a suitable word/phrase.
The electrons present in the outermost shell.
Define the term Atomic number.
Explain the rule with example according to which electrons are filled in various energy levels
FILL IN THE BLANK
The γ-rays are............................ radiations, like light.
Name the sub-atomic particle whose charge is 0.
Define the term Mass number.
If an atom ‘A’ has an atomic number of eleven, state the number of protons and electrons it contains.
What is meant by the term subatomic particles?
Write down the names of the particles represented by the following symbols and explain the meaning of superscript and subscript numbers attached.
`""_1"H"^1`, `""_0"n"^1`,`""_(-1)"e"^0`
