Advertisements
Advertisements
प्रश्न
What are isotopes?
Define an ‘isotope’.
उत्तर
Isotopes: “Atoms of the same element having same atomic number, different mass number and similar chemical properties.”
Example: \[\ce{^35_17Cl}\] and \[\ce{^37_17Cl}\] are the isotopes of chlorine
\[\ce{\underset{\text{Protium}}{^1_1H,} \underset{\text{Deuterium}}{^2_1H,} \underset{\text{Tritium}}{^3_1H}}\] are isotopes of element hydrogen.
संबंधित प्रश्न
Fill in the blanks of the following statement :
An atom of an element has 11 protons, 11 electrons and 12 neutrons. The atomic mass of the atom is ___________.
State one use of radioactive isotopes in medicine.
The radioactive isotope used in the treatment of cancer is :
In a sample of ethyl ethanoate (CH3COOC2H5), the two oxygen atoms have the same number of electrons but different number of neutrons. Which of the following is the correct reason for it ?
The isotopes of an element contain :
Define the following form:
Isotope
Give the reason why isotopes have the same chemical but different physical properties.
Among the following the odd pair is
State true or false. If false, correct the statement.
Isotopes of an element have different atomic numbers.
______ is a radioactive isotope present in our body.
