26-10-2021
Chemistry

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Unit 2 Atomic Theory. Please help will give as much points as possible.

Unit 2 Atomic Theory Please help will give as much points as possible class=

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26-10-2021

#1

Subtract no of electrons from no of protons

A=8-10=-2
B=9-10=-1
C=11-10=+1
D=12-10=+2

Ion A has -2 charge

#2

Carbon has a atomic mass=12u

No of protons=6

No of electrons=6

Answer is G

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