Question

2 2. a) The following elements undergo gamma decay (emission of a gamma ray). Write the reaction. $^{240}_{94}Pu$ $^{99}_{43}Tc$ $^{226}_{86}Co b) The following elements undergo alpha decay (emission of a Helium nucleus). Write the reaction. You will probably have to consult a periodic table to determine the daughter product. $^{241}_{95}Am$ $^{149}_{64}Gd$ $^{238}_{92}U$ $^{232}_{90}Th$ $^{175}_{78}Pt$ $^{237}_{93}Np$ $^{214}_{84}Po 3 c) The following elements undergo beta decay (emission of an electron). Write the reaction. $^{14}_{6}C$ $^{82}_{35}Br$ $^{131}_{53}I$ $^{99}_{43}Tc$ $^{90}_{38}Sr$ $^{239}_{93}Np

          2
2.
a) The following elements undergo gamma decay (emission of a gamma ray). Write the
reaction.
$^{240}_{94}Pu$ $^{99}_{43}Tc$ $^{226}_{86}Co
b) The following elements undergo alpha decay (emission of a Helium nucleus). Write
the reaction. You will probably have to consult a periodic table to determine the daughter
product.
$^{241}_{95}Am$ $^{149}_{64}Gd$ $^{238}_{92}U$ $^{232}_{90}Th$ $^{175}_{78}Pt$ $^{237}_{93}Np$ $^{214}_{84}Po
3
c) The following elements undergo beta decay (emission of an electron). Write the
reaction.
$^{14}_{6}C$ $^{82}_{35}Br$ $^{131}_{53}I$ $^{99}_{43}Tc$ $^{90}_{38}Sr$ $^{239}_{93}Np

2
2.
a) The following elements undergo gamma decay (emission of a gamma ray). Write the
reaction.
^24094Pu ^9943Tc ^22686Co
b) The following elements undergo alpha decay (emission of a Helium nucleus). Write
the reaction. You will probably have to consult a periodic table to determine the daughter
product.^24195Am^14964Gd^23892U^23290Th^17578Pt^23793Np^21484Po
3
c) The following elements undergo beta decay (emission of an electron). Write the
reaction.
^146C ^8235Br ^13153I ^9943Tc ^9038Sr ^23993Np

Added by Fernando T.

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