The mass number of a nucleus is?
...The mass number of a nucleus is?
Always less than its atomic number
The sum of the number of protons and neutrons present in the nucleus
Always more than the atomic weight
A fraction
Correct answer is B
mass number, is the sum of the numbers of protons and neutrons present in the nucleus of an atom.
Addition of sodium chloride to water to form a solution would lead to? ...
The following transition metal ions would be coloured in aqueous solution except________? ...
The IUPAC nomenclature of the organic compound with the above structural formula is ...
The metal extracted from cassiterite is ...
The gasification of coke is used for the manufacturing of? ...
Alloys are best prepared by ...
Which of the following substances is the most abundant in the universe? ...