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प्रश्न
Select the correct answer to the statement given below:
Imaginary path around the nucleus of an atom in which electrons revolve.
पर्याय
Molecule
Orbits
Atom
Valency
Radical
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उत्तर
Orbit
APPEARS IN
संबंधित प्रश्न
Define:- Atom
Write the names of the elements present in the following compound.
Common salt
Write the names of the elements present in the:-
Acetic acid
Write the names of `("NH"_4)_2"SO"_4` compounds:
Define: Mass number
What does an atom consist of ? Explain.
Name two particles found inside the nucleus. What are they collectively called ?
Give two examples for each of ionic and covalent bond.
What is an atom ? How do atoms usually exist ?
Draw diagrams representing the atomic structures of the following:
- Sodium atom
- Chlorine ion
- Carbon atom
- Oxygen ion
Compare:
Chlorine atom and chloride ion, with respect to
Atomic structure
Electrical state
Draw the diagrams representing the atomic structures of the following: Neon
A radical take part – unsplit in a chemical reaction and retains its identity in reactions.
With reference to the radical –
- ammonium
- bisulphate
- carbonate
state the group of atoms present in each radical.
Assertion: An atom is electrically neutral.
Reason: Atoms have equal number of protons and electrons.
Define the following term with an example.
Compound
Atoms of different elements having the same number of ______ are called isotones.
Give the salient features of “Modern atomic theory”.
Which of the following has maximum number of atoms?
A sample of vitamic C is known to contain 2.58 ×1024 oxygen atoms. How many moles of oxygen atoms are present in the sample?
What are the 3 most abundant atoms on the earth?
