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प्रश्न
A certain particle ‘X’ has 17 protons, 18 electrons and 20 neutrons.
What is such a particle called ?
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उत्तर
What is such a particle called= anion
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संबंधित प्रश्न
WRITE SHORT ANSWER
Define an ionic compound.
Write the names of the elements present in the following compound.
Common salt
Define: Ions
Name the particles which revolve around the nucleus.
An atom has 13 protons and 14 neutrons.
How many electrons would be present in this atom ?
A certain particle ‘X’ has 17 protons, 18 electrons and 20 neutrons.
What is the mass number of X?
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Fill in the blank
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Fill in the following blanks with suitable words :
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Deduce from the datum provided.
| Datum | To deduce |
| \[\ce{_11^23Na}\] | Neutron number |
| \[\ce{_6^14C}\] | Mass number |
| \[\ce{_17^37 Cl}\] | Proton number |
Define the following term with an example.
Metalloid
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A change in the physical state can be brought about
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