mcq of acid base and salts class 10

On heating bases decompose into water and 1. Metal oxides 2. Metal Carbonates 3. Metal Hydrides 4. Metal Hydroxides

The colour of methyl orange indicator in basic medium is 1. Green 2. Orange 3. Yellow 4. Red

Which of the following show electrical conductivity 1. Aqueous solutions of acids 2. Aqueous solutions of bases 3. Aqueous solutions of salts 4. All the above

Acids liberate carbon dioxide by reacting with 1. Carbonates 2. Bicarbonates 3. (1) and (2) 4. Carbonic acid

Acids react with metallic oxides to form water and 1. Base 2. Salt 3. Another acid 4. Non Metallic Oxide

Acids react with bases to form 1. Salt 2. Water 3. (1) and (2) 4. None of these

The colour of methyl orange indicator in acidic medium is 1. Yellow 2. Green 3. Orange 4. Red

Which of the following has basic in nature 1. MgO 2. ZnO 3. CaO 4. All the above

Sodium oxide is 1. Acidic 2. Basic 3. Ampoteric 4. Neutral

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mcq of acid base and salts class 10

Bases react with acids to form 1. Salt 2. water 3. (1) and (2) 4. None

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On heating bases decompose into water and 1. Metal oxides 2. Metal Carbonates 3. Metal Hydrides 4. Metal Hydroxides

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The colour of methyl orange indicator in basic medium is 1. Green 2. Orange 3. Yellow 4. Red

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Which of the following show electrical conductivity 1. Aqueous solutions of acids 2. Aqueous solutions of bases 3. Aqueous solutions of salts 4. All the above

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Acids liberate carbon dioxide by reacting with 1. Carbonates 2. Bicarbonates 3. (1) and (2) 4. Carbonic acid

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Acids react with metallic oxides to form water and 1. Base 2. Salt 3. Another acid 4. Non Metallic Oxide

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Acids react with bases to form 1. Salt 2. Water 3. (1) and (2) 4. None of these

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The colour of methyl orange indicator in acidic medium is 1. Yellow 2. Green 3. Orange 4. Red

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Which of the following has basic in nature 1. MgO 2. ZnO 3. CaO 4. All the above

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Sodium oxide is 1. Acidic 2. Basic 3. Ampoteric 4. Neutral

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