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प्रश्न
Name or state the following:
Elements having same mass number but different atomic number
उत्तर
4018Ar and 4020Ca
APPEARS IN
संबंधित प्रश्न
Explain the Mass number with example.
Fill in the following blanks in respect of an atom of an element
| No. of protons | No. of neutron | Mass number | Atomic number | No. of electrons | Symbol |
| 11 | 12 | ___________ | ___________ | ___________ | ________ |
From the symbol `""_15^31"P"`, state : atomic number of phosphorus
Draw the atomic diagram of the following element showing the distribution of – protons, neutrons and the electrons in the various shell of the atom.
Phosphorus – \[\ce{^31_15P}\]
[The upper number represent the – mass number and the lower number represent the – atomic number e.g. calcium – mass number = 40, atomic number = 20]
Draw the atomic diagram of the following element showing the distribution of – protons, neutrons and the electrons in the various shell of the atom.
Argon – \[\ce{^40_18Ar}\]
[The upper number represent the – mass number and the lower number represent the – atomic number e.g. calcium – mass number = 40, atomic number = 20]
Atomic number : ______ :: Mass number : Number of protons and neutrons.
What are nucleons? How many nucleons are present in Phosphorous? Draw its structure.
When an atom gives electrons from its outermost shell, it becomes ______ charged.
In a neutral atom number of protons is equal to the number of neutrons.
What are the letters A, Z, and X stand for?
