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  • A compound has three elements P, Q and R having oxidation states +4, +2 and -2. What is the formula of the neutral compound?Option: 1 <img alt="\begi

A compound has three elements P, Q and R having oxidation states +4, +2 and -2. What is the formula of the neutral compound?

Option: 1

\begin{aligned} & \mathrm{PQR}_2 \\ \end{aligned}


Option: 2

\begin{aligned} & \mathrm{PQR}_3 \\ \end{aligned}


Option: 3

\begin{aligned} & \mathrm{PQ}_2 \mathrm{R} \\ \end{aligned}


Option: 4

\begin{aligned} & \mathrm{PQ}_3 \mathrm{R} \end{aligned}


Answers (1)

best_answer

On calculating, +4 +2 + 3(-2) = 0. So, \mathrm{PQR}_{3} is the correct formula.

Posted by

Divya Prakash Singh

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