General Science Chemistry Organic Chemistry

ଉପାଦାନଗୁଡିକ A, B ଏବଂ C ଉପାଦାନ ଗୁଡିକ ଡୋବେରେନର୍ ଙ୍କର ତ୍ରୟ ଭାବରେ ଘଟେ। ଯଦି A ର ପରମାଣୁ ବସ୍ତୁତ୍ଵ 40 ଏବଂ C ର 137, B ର ପରମାଣୁ ବସ୍ତୁତ୍ଵ କ’ଣ ହେବ?

1
35
2
120
3
88
4
74

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