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1^{\circ}

2^{\circ}

3^{\circ}

S_{N} I

বিক্রিয়ার ক্রম কোনটি হবে ?

3^{\circ} > 2^{\circ} > 1^{\circ}

1^{\circ} > 2^{\circ} > 3^{\circ}

2^{\circ} > 1^{\circ} > 3^{\circ}

2^{\circ} > 3^{\circ} > 1^{\circ}

1^{\circ} > 3^{\circ} > 2^{\circ}

ANS : 1

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