| 1 |
Malic acid founds in: |
Apple
Fats
Rancid Butter
Oranges
|
| 2 |
Lactic acid founds in: |
Citrus fruits
Sour milk
Rancid Butter
Apple
|
| 3 |
Acid occurring in sour milk |
Citric acid
Lactic acid
Bytyric acid
Malic acid
|
| 4 |
Uric acid is found in |
Urine
Fats
Apple
Grapes
|
| 5 |
Dilute acid react with carbonates the produce product except _________ |
Salt
Water
Carbon di oxide
Hydrogen gases
|
| 6 |
Which is a Lewis base? |
H<sup>+</sup>
NH<sub>4</sub>
BF<sub>3</sub>
AlCl<sub>3</sub>
|
| 7 |
According to Lewis concept, acid is a substance which. |
Can donate protons
Can donate an electron pair
Can accept protone
Can accept electron pair
|
| 8 |
Which of the following thing is a lewis base? |
NH<sub>3</sub>
BF<sub>3</sub>
H<sup>+</sup>
AlCl<sub>3</sub>
|
| 9 |
The bond in the product of lewis acid base reaction. |
Ionic
Covalent
Metallic
Coordinate covalent
|
| 10 |
When Bronsted and Lowry put forward acid base concept? |
1913
1923
1933
1943
|
| 11 |
Which of following is not conjugate base. |
S<sup>-2</sup>
F<sup>-1</sup>
Na<sup>+</sup>
SO<sub>4</sub>
|
| 12 |
Which of following is not amphoteric? |
H<sub>2</sub>O
NH<sub>3</sub>
HCO<sub>3</sub>
SO<sub>4</sub>
|
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