Question
Last Answered 2/3/24 The PLUM PUDDING model proposed that the atom was a sphere of (1) charge, with ... (2)... DOTTED around inside it (like plums in a pudding). 1: positive; 2: protons 1: positive; 2: electrons 1: negative; 2: protons 1: negative; 2: electrons
Answer
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Francis
Master · Tutor for 5 years
Answer
B. 1: positive; 2: electrons
Explanation
The question refers to the atomic model proposed by British physicist J.J. Thomson, commonly known as the "Plum Pudding Model". It depicted an atom as a sphere of uniform positive charge ('pudding') interspersed with electrons ('plums'), suggesting that these negatively charged particles were rather randomly scattered within an atom enveloped by a 'cloud' of positive charge. So 1. in the phrase “A Sphere Of ___ Charge” refers to positive and 2. For the term “___ DOTTED around inside it” fits electrons.