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प्रश्न
Name the following:
Two atoms having the same number of protons and electrons but different number of neutrons.
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उत्तर
Hydrogen and carbon
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संबंधित प्रश्न
Give electron dot diagram of the following:
Magnesium chloride
Element X is a metal with a valency 2; Y is a non-metal with a valency 3.
(a) Write an equation to show how Y forms as ion
(b) If Y is a diatomic gas, write an equation for the direct combination of X and Y to form a compound.
How does the Modern atomic theory contradict and correlate with Dalton's atomic theory?
Draw orbit structure diagram of calcium oxide (CaO).
Give the orbital diagram of the following:
Magnesium chloride
Draw the geometric atomic structure of the following atom showing the number of electrons, protons and neutrons in them:
\[\ce{^23_11Na}\]
Draw the geometric atomic structure of the following atom showing the number of electrons, protons and neutrons in them:
\[\ce{^31_15P}\]
The element that would form anion by gaining electrons in a chemical reaction is ______.
Complete the following table:
| Atoms | Atomic number | Electron distribution | |
| 1. | O | 8 | ______ |
| 2. | N | ______ | ______ |
| 3. | ______ | 17 | ______ |
| 4. | ______ | ______ | 2,8,2 |
How many atoms of each kind are present in the following molecule:
Chlorine
