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4192
Substances that react with both acids and bases are called
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4193
The compound which is responsible for acid rain is
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4194
Treating phenol with formaldehyde in the presence of dilute base forms Bakelite. The process involved is_________________?
Manual review recommended: automated enrichment was incomplete for this item. The original answer and options were preserved. No Gemini key is configured. Add GEMINI_API_KEY to the local server environment or save a Gemini provider key in Settings.
Manual review recommended: automated enrichment was incomplete for this item. The original answer and options were preserved. No Gemini key is configured. Add GEMINI_API_KEY to the local server environment or save a Gemini provider key in Settings.
4196
Identify the manganese oxide that exhibits amphoteric properties.
MnO2 is amphoteric as it reacts with both acids and bases, characteristic of an amphoteric oxide. It can react with acids to form manganese salts and with alkalis to form manganites. This dual behavior is a hallmark of amphoteric oxides.
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4198
Which of the following is not true about monosaccharides?
Manual review recommended: automated enrichment was incomplete for this item. The original answer and options were preserved. No Gemini key is configured. Add GEMINI_API_KEY to the local server environment or save a Gemini provider key in Settings.
Manual review recommended: automated enrichment was incomplete for this item. The original answer and options were preserved. No Gemini key is configured. Add GEMINI_API_KEY to the local server environment or save a Gemini provider key in Settings.
Manual review recommended: automated enrichment was incomplete for this item. The original answer and options were preserved. No Gemini key is configured. Add GEMINI_API_KEY to the local server environment or save a Gemini provider key in Settings.
