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Which of the following oxides is amphoteric in character?
Options
(a) Co₂
(b) CaO
(c) SiO₂
(d) SnO₂
Correct Answer:
SnO₂
Explanation:
CaO — basic
Co₂ — acidic
SiO₂ — weakly acidic
SnO₂ — amphoteric
Related Questions: - Oxidation number of Fe in Fe(CO)₅ is
- Which of the following is the least stable and its existence is doubtful
- Na⁺, Mg²⁺, Al³⁺ and Si⁴⁺ are isoelectronic. The order of their ionic size is
- Which of the following compound is not coloured
- For the reaction R → P a graph of [R] against time is found to be a straight
Question Type: Memory
(964)
Difficulty Level: Easy
(1008)
Topics: Classification of Elements and Periodicity
(94)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Oxidation number of Fe in Fe(CO)₅ is
- Which of the following is the least stable and its existence is doubtful
- Na⁺, Mg²⁺, Al³⁺ and Si⁴⁺ are isoelectronic. The order of their ionic size is
- Which of the following compound is not coloured
- For the reaction R → P a graph of [R] against time is found to be a straight
Question Type: Memory (964)
Difficulty Level: Easy (1008)
Topics: Classification of Elements and Periodicity (94)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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