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प्रश्न
Rewrite the given sentence in correct form.
Elements contain two or more kind of atoms and compounds contain only one kind of atom.
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उत्तर
Elements contains two or more kinds of atoms and compounds contains two or more kinds of elements.
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संबंधित प्रश्न
Write the names of the elements present in the:-
Sodium hydroxide
Write the names of `"FeS"` compounds :
What does the word ‘atom’ mean?
How did Neils Bohr visualise the atom ?
Fill in the blank
If an atom loses an electron, it acquires ______ a charge.
Name the three subatomic particles present in an atom.
What is the usual symbol for (a) and electron (b) a proton, and (c) a neutron?
Is it possible to see atoms these days ? Explain your answer.
One nm is equal to :
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
Select the correct answer to the statement given below:
The basic unit of matter is not capable of independent existence.
The smallest particle of matter that can exist by itself is ______.
The basic unit of matter is ______.
The smaller particles found in the atom is called ______.
K: Potassium:: C: ______.
Which of the following statements made by Dalton has not undergone any change?
______ is the smallest particle of an element.
Dalton’s atomic theory successfully explained
(i) Law of conservation of mass
(ii) Law of constant composition
(iii) Law of radioactivity
(iv) Law of multiple proportions
