Advertisements
Advertisements
प्रश्न
What is isobar? Give an example.
Advertisements
उत्तर
Isobars are the atoms of different elements having the same mass number A, but different atomic number Z.
For example: \[\ce{_16^40S, _17^40Cl, _18^40Ar, _19^40K, and _20^40Ca}\] are isobars having same mass number 40 and different atomic number.
APPEARS IN
संबंधित प्रश्न
Atomic number of H-like atom with ionization potential 122.4 V for n = 1 is ______.
The nucleus is approximately spherical in shape. Then the surface area of nucleus having mass number A varies as ______.
A radioactive nucleus (initial mass number A and atomic number Z) emits 2α and 2 positrons. The ratio of a number of neutrons to that of protons in the final nucleus will be ______.
Write a general notation of the nucleus of element X. What each term denotes?
Define atomic mass unit u.
What is binding energy of a nucleus? Give its expression.
Calculate the energy equivalent of 1 atomic mass unit.
Give the physical meaning of binding energy per nucleon.
Calculate the mass defect and the binding energy per nucleon of the \[\ce{^108_47Ag}\] nucleus. [atomic mass of Ag = 107.905949].
Show that the mass of radium \[\ce{^226_88Ra}\] with an activity of 1 curie is almost a gram. Given T1/2 = 1600 years.
