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प्रश्न
Define: Ions
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उत्तर
An atom which becomes charged by losing or gaining electrons is called an ion.
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संबंधित प्रश्न
Write the names of the elements present in the following compound.
Common salt
Name two particles found inside the nucleus. What are they collectively called ?
Name the particle or particles you would expect to find in :
The orbit of an atom
Name the three subatomic particles present in an atom.
How many times is a proton heavier than an electron?
Is it possible to see atoms these days ? Explain your answer.
What is an atom ? How do atoms usually exist ?
Which of the following statement is correct about the atom of an element ?
Electron, proton, neutron are the types of ______ in an atom.
Match the pairs.
| Group 'A' | Group 'B' |
| a. Proton | i. Negatively charged |
| b. Electron | ii. Neutral |
| c. Neutron | iii. Positively charged |
Draw the electron dot structure of this compound.
Elements X and Y have 1 and 7 electrons in their outermost shell respectively.
Which will form negative ion?
In all atoms of an element
The volume occupied by 4.4 g of CO2 at S.T.P ______
The number of atoms present in a molecule is called its ______.
1 mole of Gold and Silver contain same number of atoms.
Which of the following has maximum number of atoms?
______ is a substance that is made up of three oxygen atoms chemically combined.
