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Atoms and Molecules — Science STD 9 — Question

Gujarat BoardEnglish MediumSTD 9ScienceAtoms and Molecules1 Mark
Question
An element $X$ has a valency of $2$. Write the simplest formula for:
Bromide of the element.
✓

Answer

Bromide of element: As valency of bromine is $-1$ and that of element $X$ is $+2$ so, the resulting compound is $\mathrm{XBr}_2$.

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