alleryMost metals form which type of oxide?
ABasic oxide
BAcidic oxide only
CNeutral oxide only
DAmphoteric only
Answer & Solution
Correct answer: A. Basic oxide
1. The chapter section 7A on metals vs non-metals lists oxide behaviour.
2. Metals like Na, K, Ca form oxides that dissolve to give bases.
3. Non-metals form acidic or neutral oxides.
4. So most metal oxides are basic.
_Source: Selina Concise Chemistry Class 10, Ch 7 Metallurgy (Mistral OCR'd PDF), section 7A_
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