Chemistry 10th Class English Medium Online Test With Answers

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Chemistry 10th Class English Medium Online Test

Sr. # Questions Answers Choice
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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