Related Questions

Atoms with same number of neutrons, but different number of nucleons are called
A Isotones
B Isobars
C Isotopes
D Isoters
There are 15 protons and 22 neutrons in the nucleus of an element. What is its mass number?
A 22
B 7
C 37
D 15
Radon 222 এবং Radon-220 উভয়ই Radon এর আইসোটোপ। যদি Radon-222 এর নিউক্লিয়াসে 136 টি নিউট্রন থাকে তাহলে Radon-220 এর নিউক্লিয়াসে কতগুলো প্রোটন থাকবে? ( Radon-222 and Radon-220 are the isotopes of Radon. If Radon-222 has 136 neutrons then what will be the number of protons in the nucleus of Radon-220?)
A 84
B 86
C 134
D 136
In order to have constant chain reaction to produce a constant rate of heat output, the value of ratio of the number of neutrons in one generation to the number of neutrons in the immediately preceding generation must be
A Greater than 1.0
B Less than 1.0
C Equal to zero
D Equal to 1.0
Neutrons are present in all atoms except that of
A He
B C
C H
D Ar
Neutrons have mass approximately equal to that of __________ atoms.
A Hydrogen
B Helium
C Deuterium
D None of these
When the difference between mass number and atomic number of atoms of two or more elements are same, the atoms are termed as
A Isomers
B Isotopes
C Isobars
D Isotones
Atoms of the same element, but of different masses are called
A Isobars
B Isotones
C Isotopes
D None of these
Atoms of same element having different mass numbers are called________
A Isobars
B Isotopes
C Isotones
D Isomers
Fe has 26 protons in its nucleus. What are the number of electrons in Fe2+ (II) ion?
A 24
B 26
C 28
D 13

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