the-number-of-neutrons-n-and-protons-p-for-four-isotopes-is-given-in-the-table-w

Question

The number of neutrons (n) and protons (p) for four isotopes is given in the table. What are their symbols?

Accepted Answer

$$(i) ^{84}$$_{37}Rb   $$(ii) ^{85}$$_{37}Rb   $$(iii) ^{87}$$_{38}Sr   $$(iv) ^{88}$$_{38}Sr

Answer

$$(i) ^{121}$$_{84}Po   $$(ii) ^{122}$$_{85}At   $$(iii) ^{125}$$_{87}Fr   $$(iv) ^{126}$$_{88}Ra

Answer

$$(i) ^{84}$$_{34}Po   $$(ii) ^{85}$$_{35}At   $$(iii) ^{87}$$_{37}Fr   $$(iv) ^{88}$$_{38}Ra

Answer

$$(i) ^{121}$$_{37}Rb   $$(ii) ^{122}$$_{37}Rb   $$(iii) ^{125}$$_{38}Sr   $$(iv) ^{126}$$_{38}Sr