Chemistry, asked by sneha060804, 1 year ago

Write the chemical formula of calcium oxide by showing ( 9th class : atoms and molecules )

sneha060804: Show by doing

Answers

Answered by TheTotalDreamer

Heya,

Calcium oxide is CaO

Calcium has a valence of +2
The oxide ion has a charge of -2
(See periodic table for these values)

Ca^2+ +O^2−=CaO

HOPE IT HELPS:-))

sneha060804: I said show me by doing that how u get it

TheTotalDreamer: okay...i edited it!!

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Answered by sonidwivedi0pcm98l

valency of Ca = +2,valency of O2 = -2

by cross of both we get CaO

sneha060804: Valency of all?

sneha060804: Al?*

sneha060804: OK thanks

sneha060804: Thanks to both of u

Platnum: cos

sneha060804: OK ...

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