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 Which one is homocyclic compound? Benzene Cyclobutane Cyclohexane All
2 The formula which represents the actual number of atoms in one molecule of organic compound is called. Molecular formula Structural formula Condensed formula Dot and cross formula
3 The branch of chemistry which deals with the study of hydrocarbons and their derivatives is known as. Organic chemistry Inorganic chemistry Biochemistry Nuclear chemistry
4 Who was prepared acetic acid in laboratory? Berzelius Wohler Kolbe Dalton
5 The 1st organic compound prepared in laboratory. Urea NaCl Thiourea Pyridine
6 Who put forward the vital force theory? Berzelius Wohler Dalton Lavoisier
7 Which one of the following compounds is an aldehyde? CH<sub>3</sub>-CH<sub>2</sub>-OH CH<sub>3</sub>-COOH CH<sub>3</sub>CHO CH<sub>3</sub>COCH<sub>3</sub>
8 Conversion of dead plants into coal by the action of bacteria and heat is called. Carbonization Catenation Hydrogenation Cracking
9 Which one of the following does ot contain protein Pulses Potatoes Beans eggs
10 Which one of the following is not a fossil fuel? Coal Natural gas Bio gas Petroleum
11 Which one of the following is a synthetic fibre? Cotton Wool nylon silk
12 Coal gas is mixture of CO and CH<sub>4</sub> CO . CH<sub>4</sub>. CO<sub>2</sub> CO, CH<sub>4</sub>, H<sub>2</sub> CO, H<sub>2</sub> and CO<sub>2</sub>
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