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प्रश्न
Draw the diagrams representing the atomic structures of the following: Neon
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उत्तर
Neon \[\ce{^{20}_{10}Ne}\]
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संबंधित प्रश्न
Write the names of the elements present in the following compound.
Common salt
Write the names of `("NH"_4)_2"SO"_4` compounds:
Write the names of `"Ca"("NO"_3)_2` compounds :
Define: Ions
Define: Covalent bond
Which has more atoms, 50 g of aluminium or 50 g of iron ? Illustrate your answer with the help of calculations.
(Atomic masses : Al = 27 u ; Fe = 25 u)
Draw the basic structure of an atom representing its –
- Subatomic particles
- Nucleus
- Orbits or shells.
Rewrite the given sentence in correct form.
Elements contain two or more kind of atoms and compounds contain only one kind of atom.
Project.
To have an idea of what atoms are, students can be asked to construct atoms using pipe cleaners (thin metal wires-electron shells), pompoms (balls-different colours for protons and neutrons) and beads (electrons). Students will love and enjoy putting them together and they look great hanging from the ceiling in the classroom.
You are provided with a fine white coloured powder which is either sugar or salt. How would you identify it without tasting?
