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Standard X

Physics

Alpha Decay

A radioactive...

Question

A radioactive element $X$ has an atomic number of $100$ . It decays directly into an element $Y$ which decays directly into the element $Z$ . In both processes a charged particle is emitted. Which of the following statements would be true?

Y

has an atomic number of

102

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Y

has an atomic number of

101

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Z

has an atomic number of

100

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Z

has an atomic number of

99

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Solution

The correct options are
A $Y$ has an atomic number of $101$
C $Z$ has an atomic number of $99$
Firstly X looses a $β$ paticle and form Y which has an atomic number of 101.
Then it looses a $α$ particle and form Z of atomic number 99

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A radioactive element X has an atomic number of 100. It decays directly into an element Y which decays directly into the element Z. In both processes a charged particle is emitted. Which of the following statements would be true?

The correct options are A Y has an atomic number of 101 C Z has an atomic number of 99 Firstly X looses a β paticle and form Y which has an atomic number of 101. Then it looses a α particle and form Z of atomic number 99

A radioactive element $X$ has an atomic number of $100$ . It decays directly into an element $Y$ which decays directly into the element $Z$ . In both processes a charged particle is emitted. Which of the following statements would be true?

The correct options are
A $Y$ has an atomic number of $101$
C $Z$ has an atomic number of $99$
Firstly X looses a $β$ paticle and form Y which has an atomic number of 101.
Then it looses a $α$ particle and form Z of atomic number 99