TEST - 45 ( Carbon and its Compounds )
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NAME : *
1. Which of the four test tubes containing the following chemicals shows the brisk effervescence when dilute acetic acid was added to them? i) KOH ii) NaHCO3 iii) K2CO3 iv) NaCl *
1 Punkt
2.Which of the following solution of acetic acid in water can be used as preservative? *
1 Punkt
3. The suffix used for naming an aldehyde is *
1 Punkt
4. Acetic acid, when dissolved in water, it dissociates into ions reversibly because it is a, *
1 Punkt
5.Which one of the following hydrocarbon can show isomerism? *
1 Punkt
6. Combustion of hydrocarbon is generally accompanied by the evolution of *
1 Punkt
7.  If 2 ml of acetic acid was added slowly in drops to 5ml of water then we will notice *
1 Punkt
8. A few drops of ethanoic acid were added to solid sodium carbonate. The possible results of the reactions are *
1 Punkt
9. When acetic acid reacts with ethyl alcohol, we add conc. H2SO4, it acts as     and the process is called *
1 Punkt
10. Which of these is not a cristalline form of carbon? *
1 Punkt
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