Science, asked by nikhil1852, 1 year ago

an atom contains 3 protons, 3 electron, 4 neutron find atomic number mass number and valency

Answers

Answered by pankaj268

0

4578997o98764578997o9876334

Answered by shishir38

0

Atomic number -3 and Mass number -7

shishir38: Please mark my answer as the brainliest!!

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