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Which of the following is/are not correctly matched? (i) GeO2 – Acidic (ii) PbO2 – Amphoteric (iii) CO – Neutral

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Which of the following is/are not correctly matched?

(i) GeO2 – Acidic

(ii) PbO2 – Amphoteric

(iii) CO – Neutral

(iv) SiO2 – Amphoteric

(a) (i) and (iv)

(b) (iv) only

(c) (ii) only

(d) (iii) only

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Correct answer: (b) (iv) only

Explanation:

SiO2 is acidic oxide.

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