BALOCHISTAN MDCAT PAPER 2022 ( PART 12 ) 1. Bein-Haber cycle is used to calculate? Enthalpy of combustion Enthalpy of ionization Lattice energy of ionic compounds Lattice energy of covalent compounds 2. Why do electrons have opposite spins when they are in the same orbital? This condition creates more energy This condition reduces friction This condition results in zero magnetism and removes the charge of the electron This condition results in less repulsion and opposite magnetic fields 3. Viscosity of liquid decreases with an increase in: Molecular mass Atmospheric pressure Temperature Intermolecular forces 4. With the increase in the value of Principal Quantum number ‘n’ the size of the s-orbitals? May or may not remain the same Decrease Increase Remain the same 5. Which of the following is not a primary bond? Ionic bond Covalent bond Dative bond Hydrogen bond 6. Which of the following has sp3 hybridized carbon? 1-Pentene Benzene 2-Butyne 1-Butene 7. Which one of the following is not a crystalline solids? Copper sulphate NaCI Rubber Sugar 8. Bond energy is expressed in: Volt KJ/mol Joules Calories 9. The resonance hybrid structure of benzene is _____ KJ/mol more stable than the hypothetical 1,3,5-Cyclohexatriene. 208 231.5 358.5 150.5 10. The main structural feature of proteins is: Peptide linkage Ester linkage Ether linkage Glycoside linkage 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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Question no 7 are wrong.
The answer is nociceptors.
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