Math, asked by Jasminerout2316, 8 months ago

how many electrons are in an atom with an atomic number of 20, an atomic mass of 45 and a charge + 2

Answers

Answered by chetancharpe
1

Step-by-step explanation:

इलेक्ट्रॉन =प्रोटोन की संख्या =इलेक्ट्रॉन की संख्या =परमाणु संख्या

अतः इलेक्ट्रॉन 20है

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