Practice Question and Answer
8 4Answer : 1. "(OH) - ion"
4Answer : 2. "Less than 7"
4Answer : 1. "Protopic reactions"
4Answer : 3. "Reactor"
4Answer : 1. "Neutralization"
4Answer : 3. "Neutralization and Displacement"
4Answer : 2. "Subtracting reactions"
4Answer : 3. "Subtracting reactions"
Q: 1 What are free when the basalt is dissolved in water? 2 05ce24a0994a5d46f9811b96d
5ce24a0994a5d46f9811b96d- 1(OH) - iontrue
- 2H + ionfalse
- 3Both ionsfalse
- 4No ionfalse
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Answer : 1. "(OH) - ion"
Explanation :
Q: 2 What is the pH value of salts made from strong acid and weak alkalis? 2 05ce2499d94a5d46f9811b8ae
5ce2499d94a5d46f9811b8ae- 1More than 7false
- 2Less than 7true
- 3between 10 and 14false
- 4Less than 14false
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Answer : 2. "Less than 7"
Explanation :
Q: 3 What type of respiration is respiratory? 2 05ce2490494a5d46f9811b8a9
5ce2490494a5d46f9811b8a9- 1Protopic reactionstrue
- 2Combination Reactionfalse
- 3Sub-opt-out reactionfalse
- 4Bi-clockwise reactionfalse
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Answer : 1. "Protopic reactions"
Explanation :
Q: 4 What are the substances that take part in any reaction? 2 05ce248a259f5727b01f37fed
5ce248a259f5727b01f37fed- 1returnsfalse
- 2Absolutefalse
- 3Reactortrue
- 4Oxidizersfalse
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Answer : 3. "Reactor"
Explanation :
Q: 5 Sodium Hydroxide and Hydrochloric Acid Reactions to Sodium Chloride and Water What is this reaction? 2 05ce2484059f5727b01f37fe7
5ce2484059f5727b01f37fe7- 1Neutralizationtrue
- 2Disintegrationfalse
- 3combinationfalse
- 4precipitationfalse
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Answer : 1. "Neutralization"
Explanation :
Q: 6 Which of the following reactions combines together? 2 05ce247bf94a5d46f9811b8a2
5ce247bf94a5d46f9811b8a2- 1combination and dissolutionfalse
- 2precipitation and displacementfalse
- 3Neutralization and Displacementtrue
- 4Oxidation and degradationfalse
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Answer : 3. "Neutralization and Displacement"
Explanation :
Q: 7 What is the increase in the proportion of oxygen in a chemical reaction? 2 05ce2467c59f5727b01f37fd6
5ce2467c59f5727b01f37fd6- 1Dysfunction Reactionfalse
- 2Subtracting reactionstrue
- 3Heat reactionfalse
- 4Displacement Reactionfalse
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Answer : 2. "Subtracting reactions"
Explanation :
Q: 8 What type of reaction is the corrosion? 2 05ce245e394a5d46f9811b89d
5ce245e394a5d46f9811b89d- 1Dysfunction Reactionfalse
- 2Precipitation Reactionfalse
- 3Subtracting reactionstrue
- 4Combination Reactionfalse
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Answer : 3. "Subtracting reactions"
Explanation :
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