Dalton's Atomic Theory
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What are the merits of Dalton’s atomic theory?
Explains the laws of chemical combination
Distinguishes between atoms and molecules
Explains the laws of chemical combination and distinguishes between atoms and molecules
Discovered that electrons are embedded in the positively charged sphere
Which of the following are in accordance with Dalton’s atomic theory?
Atoms are indestructible
Atoms are divisible
Atoms are indivisible
Atoms are indivisible and indestructible
I) An atom is the smallest particle and is indivisible.
II) Atoms of all elements are identical.
III) Atoms can neither be created nor be destroyed.
- Only I
- Only III
- Both II and III
- Only II
Which theory has provided an explanation for the law of conservation of mass and the law of definite proportions?
Both law of conservation of mass and constant proportion.
Avagadro law
law of constant proportion
law of conservation of mass
Reason: An atom is made up of protons, neutrons and electrons.
Assertion and reason are correct, but Reason is not the correct explanation
Assertion and reason both are wrong
Assertion and reason are correct, and Reason is the correct explanation
Assertion is wrong, but the reason is correct
According to the scientist Dalton, the element that has the following symbol for representation is
- True
- False
- True
- False
- False
- True
What are the merits of Dalton’s atomic theory?
Explains the laws of chemical combination
Distinguishes between atoms and molecules
Explains the laws of chemical combination and distinguishes between atoms and molecules
Discovered that electrons are embedded in the positively charged sphere