Question

calcute the no of proton and neutron and electron in 18o2-​

Answer 1

Answer:

Atomic No. of O = 8

In 18O2- :

No. of proton = 8

No of Neutron = Mass No.-At.No.

= 18-8 = 10

No.of electron = 8+2= 10

Note: No. of protons and no. of electrons in neutral atom are same. If negative ion, electrons equal to charge value add up to At. no. and if positive it substract.

Answer 2

Answer:

10

Explanation:

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