Sarthaks Test
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An atom changes to a charged particle called ion if it loses or gains electrons. The charge on an ion is the charge on electrons plus charge on protons. Now, write the missing information in the table given below:

Name of IonProton ChargeElectron ChargeIon Charge
Hydroxide ion+9–1
Sodium ion+11+1
Aluminium ion+13–10
Oxide ion+8+8

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Name of IonProton ChargeElectron ChargeIon Charge
Hydroxide ion+9-1–1
Sodium ion+11-10+1
Aluminium ion+13–10+3
Oxide ion+8+8-2

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