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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 ___________.
उत्तर
An atom of an element has 11 protons, 11 electrons and 12 neutrons. The atomic mass of an atom is 23.
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संबंधित प्रश्न
Explain the Isotopes with example.
Isotopes of an element have ______.
What name is given to those isotopes which have unstable nuclei and emit various types of radiations ?
Complete the following statements :
Isotopes have different mass numbers because their nuclei contain different number of ............
Some boron atoms have mass number 10 and some have mass number 11. These boron atoms with different mass numbers are called .............
Explain why `""_1^3"H"` and `""_2^3"H"` are not considered isotopes.
What is the reason for the different atomic masses of the isotopes of an element ?
The isotopes of an element contain :
Name the atoms of a substance having same atomic number, but different mass numbers. Give one example of such a substance. How do the structures of such atoms differ?
What are isotopes?
Which statement is not correct about the isotopes of an element?
