ETEA PAST PAPER 2020 ETEA PAPER 2020 ( PART 6 ) 1. Hydrolysis of acyl chloride results in the formation of: Amides Esters Acid anhydride Carboxylic acid 2. The exact reactivity order for carboxylic acid derivatives is: Ester > anhydride >acylchloride Anhydride >acylchloride> ester Acychloride> anhydride > Ester Amide >acylchloride> ester 3. Based on function, thyroxin can be classified as: Transport protein Hormonal protein Genetic protein Structural protein 4. L-Asparaginase enzyme has been used for the treatment of: Rickets Heat disease Blood cancer Jaundice 5. Potassium, Rubidium, Cesium react with oxygen to form which types of oxides? Suboxide Peroxide Normal oxide Superoxide 6. Magnesium reacts with nitrogen to form: Mg3N2 MgN MgN2 Mg2N2 7. Densities of alkali metals are low due to: ns1 configuration Weak intermolecular forces Large atomic volume Smaller size 8. In 3rd series of transition elements, paramagnetic behavior is maximum for Mn+2 and: V^3+ Cr^3+ Ti^3+ Zn^+2 9. Electronic configuration of chromium (proton number 24) is: [Ar} 3d^5 4S^2 [Ar] 3d^4 4S^2 [Ar] 3d^5 4S^1 [Ar] 3d^6 4S^2 10. Based on the physio – chemical properties, proteins may be classified into the following types: Simple proteins Derived proteins Compound proteins All of the above Loading … Pages: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
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