The nucleus Bwith 84 protons and 126 neutrons emits a -particle and is transformed into a nucleus C- What is the composition of C-

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Standard IX

Physics

Equivalent Resistance in Series Circuit

The nucleus B...

Question

The nucleus B(with $84$ protons and $126$ neutrons) emits a $β$ -particle and is transformed into a nucleus C. What is the composition of C?

83

protons and

125

neutrons

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85

protons and

125

neutrons

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84

protons and

125

neutrons

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83

protons and

126

neutrons

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Solution

The correct option is B $85$ protons and $125$ neutrons
$β^{-}$ -decay converts one neutron to one proton.
So now in the nucleus of C, number of protons is $84 + 1 = 85$
Number of neutrons is $= 126 - 1 = 125$

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The nucleus B(with 84 protons and 126 neutrons) emits a β-particle and is transformed into a nucleus C. What is the composition of C?

The correct option is B 85 protons and 125 neutronsβ−-decay converts one neutron to one proton.So now in the nucleus of C, number of protons is 84+1=85Number of neutrons is =126−1=125

The nucleus B(with $84$ protons and $126$ neutrons) emits a $β$ -particle and is transformed into a nucleus C. What is the composition of C?

The correct option is B $85$ protons and $125$ neutrons
$β^{-}$ -decay converts one neutron to one proton.
So now in the nucleus of C, number of protons is $84 + 1 = 85$
Number of neutrons is $= 126 - 1 = 125$