Chemistry
Grade-11
Easy
Question
Observe the diagram and identify the substance -
- Base
- Acid
- Amphoteric
- None of these
The correct answer is: Acid
Acid is a substance that dissociates in water to give H+ ions.
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Choose the correct reaction from the following regarding Arrhenius acid and base:-
Choose the correct reaction from the following regarding Arrhenius acid and base:-
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Consider the following species: HF, HCl, HBr, and HI. Arrange them in order of increasing acid strength.
Consider the following species: HF, HCl, HBr, and HI. Arrange them in order of increasing acid strength.
ChemistryGrade-11
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Match the following:
| A. Acids | (i) Unstable |
| B. Bases | (ii) Trigonal pyramidal |
| C. H+ ion | (iii) Release H+ ion |
| D. H3O+ | (iv) Release OH- ion |
Match the following:
| A. Acids | (i) Unstable |
| B. Bases | (ii) Trigonal pyramidal |
| C. H+ ion | (iii) Release H+ ion |
| D. H3O+ | (iv) Release OH- ion |
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Observe the given diagram below:
Consider the following species: ethanoic acid, potassium chloride, and ethanol. Arrange them in order of increasing conductivity.
Observe the given diagram below:
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Observe the given diagram below:
Acetic acid is a weak electrolyte that has low conductivity due to -
Observe the given diagram below:
Acetic acid is a weak electrolyte that has low conductivity due to -
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Observe the given diagram below:
Why KCl solution has high electrical conductivity? (SELECT MORE ONE OPTIONS)
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Why KCl solution has high electrical conductivity? (SELECT MORE ONE OPTIONS)
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Choose the correct option regarding chemical equilibrium- (SELECT MORE ONE OPTIONS)
Choose the correct option regarding chemical equilibrium- (SELECT MORE ONE OPTIONS)
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Which one is acidic in nature from the following options?
Which one is acidic in nature from the following options?
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In which of the following substances the concentration of H+ is high?
In which of the following substances the concentration of H+ is high?
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A substance that can donate the H+ ion -
A substance that can donate the H+ ion -
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The sclerenchyma cells provide support:
The sclerenchyma cells provide support:
BiologyGrade-11
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Fruit flesh is mostly composed of:
Fruit flesh is mostly composed of:
BiologyGrade-11
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_____________, a layer in the middle of the plant, is responsible for photosynthesis.
_____________, a layer in the middle of the plant, is responsible for photosynthesis.
BiologyGrade-11
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There are groups of tissues in the body that perform specific functions that forms ____________
There are groups of tissues in the body that perform specific functions that forms ____________
BiologyGrade-11
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It is mainly the phloem tissues that transport nutrients:
It is mainly the phloem tissues that transport nutrients:
BiologyGrade-11
