Number of a and p emitted in the reaction 92 U238 arrow82 P b206 are

Question

Number of a and p emitted in the reaction 92 U238 arrow82 P b206 are (A) 6α and 8β  (B)  8α and 6β  (C)  6α and 4β  (D)  4β and 6β

Tardigrade Admin · Accepted Answer

If a radioactive element emitted one a-particle, its atomic number decreases by two unit and mass number decreases by four units and if a radioactive element emitted one p-particle, its atomic number increases by one unit and mass number doesn't changes.

_{92} U^{238} - 8 α_{76} X^{206} - 6 β_{82} P b^{206}

Q. Number of a and p emitted in the reaction $_{92} U^{238} \to_{82} P b^{206}$ are

$6 α$ and $8 β$

$8 α$ and $6 β$

$6 α$ and $4 β$

$4 β$ and $6 β$

Q. Number of a and p emitted in the reaction 92​U238→82​Pb206 are

6α and 8β

8α and 6β

6α and 4β

4β and 6β

Q. Number of a and p emitted in the reaction $_{92} U^{238} \to_{82} P b^{206}$ are

$6 α$ and $8 β$

$8 α$ and $6 β$

$6 α$ and $4 β$

$4 β$ and $6 β$