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A position is emitted by a radio active ...

A position is emitted by a radio active nucleus of at omic number 90.The product nucleus will have atomic number ...

A

90

B

96

C

89

D

98

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SARAS PUBLICATION-MODEL QUESTION PAPER 1-EXERCISE
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  12. A position is emitted by a radio active nucleus of at omic number 90.T...

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