Which statements describing chemical and nuclear reactions are true? Select all that apply:
â–¡The nucleus of an atom participates in a chemical reaction.
â–¡Chemical reactions involve the rearrangement of electrons.
â–¡Chemical reactions can produce new elements.
â–¡Nuclear reactions require heat or an input of energy to OCcur.
â–¡Isotopes of the same element behave differently in a nuclear reaction.
Answers: 3
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Element j is 1s 2s 2p 3s . (i) how many unpaired electrons does j have? (ii) is j a good oxidizing agent or a reducing agent? (iii) state reason for the answer.
Answers: 1
Which statements describing chemical and nuclear reactions are true? Select all that apply:
â–¡The nu...
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