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Byju's Answer
Standard XII
Physics
Alpha Decay
Ratio of radi...
Question
Ratio of radius of nucleus to mass number is different for different atoms.
A
False
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B
True
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Solution
The correct option is
A
False
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Similar questions
Q.
The radius of the nucleus is proportional to, (if A is the atomic mass number)
Q.
Find the radius of nucleus of an atom having atomic mass number equal to 125.
(
T
a
k
e
R
0
=
1.3
×
10
−
15
m
)
Q.
Statement 1: Atoms of different elements can have the same mass number.
Statement 2: The atoms of each element have a characteristic number of protons in the nucleus.
Q.
(i) Represent the change in the nucleus of a radioactive element when
β
particle is emitted.
(ii) What is the name given to elements with same mass number and different atomic number?
(iii) Under which conditions does the nucleus of an atom tend to be radioactive?
Q.
Assertion :Isobars are the elements having same mass number but different atomic number. Reason: Neutrons and protons are present inside nucleus.
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