Match the following species with the corresponding conjugate acid:
Species | Conjugate acid |
A. | 1. |
B. | 2. |
C. | 3. |
D. | 4. |
5. |
Codes
A | B | C | D | |
1. | 2 | 5 | 1 | 5 |
2. | 2 | 4 | 3 | 5 |
3. | 5 | 4 | 3 | 2 |
4. | 4 | 5 | 3 | 2 |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe conjugate acids for the Brönsted bases , NH3 and HCOO– will be respectively:
1. N2H6, NH4+, HCOOH
2. NH3, , HCOOH
3. NH3, NH4+, HCOO3
4. N2H, NH4+, HCOOH
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe conjugate acid-base pair is:
1. A pair that differs only by one proton
2. A pair that differs only by the size
3. A pair that differs only by electronegativity
4. None of the above
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology1. ,
2. HSO4-, CO3-
3. SO4-2, CO32-
4. HS2O4-, CO32-
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyGiven below are two statements:
Assertion (A): | The increasing order or acidity of hydrogen halides is HF<HCI<HBr<HI. |
Reason (R): | While comparing acids formed by the elements belonging to the same group of the periodic table, H-A bond strength is a more important factor in determining the acidity of an acid than the polar nature of the bond. |
1. | Both (A) and (R) are True and (R) is the correct explanation of (A). |
2. | Both (A) and (R) are True but (R) is not the correct explanation of (A). |
3. | (A) is True but (R) is False. |
4. | (A) is False but (R) is True. |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe molecule that cannot function as both Bronsted acid and base:
1.
2.
3. HCl
4.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyOH– , F– , H+ and BCl3
The species described above that contain Lewis acids are:1. | BCl3 and F–
|
2. | OH– and F–
|
3. | H+and BCl3
|
4. | F– and BCl3 |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe species that can act as Bronsted acids as well as bases is/are:
1.
2.
3.
4. All of the above.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyAcidity of BF3 can be explained on the basis of:
1. Arrhenius concept
2. Bronsted Lowry concept
3. Lewis concept
4. Bronsted Lowry as well as Lewis concept
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyLitmus is not affected by hydracids when they are
1. In contact with water
2. Dry
3. Fused with each other
4. Mixed together and dissolved in water
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology