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Mdcat-past-papers - UHS Quiz

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1301. Which of the following is NOT a feature of Valence Shell Electron Pair Repulsion theory?



1302. The paramagnetic character of a substance is due to:



1303. When the two partially filled atomic orbitals overlap in such a way that the probability of finding electron is maximum around the line joining the two nuclei, the result is the formation of:



1304. Which option shows all the molecules with bond angle 109.5°?



1305. Which one of the following molecules has sp³ hybridization?



1306. Which one of the following hydrogen bonds is stronger than others?



1307. The average bond energy of C–Br is:



1308. Which of the following sets constitutes all the molecules and ions of non-planar geometry?



1309. The bond energy of hydrogen in H₂ molecule is:



1310. Reactants have high energy than products in:



1311. Which of the following is a state function?



1312. The rate of reaction between two specific time intervals is called:



1313. How will be the rate of reaction, if the slope of the curve is greater near the start of the reaction?



1314. What is the reason for energy changes in a chemical reaction?



1315. In endothermic reaction, the heat content of the:



1316. Liquid in the container has temperature 70°C. What will be the temperature in kelvin scale?



1317. What is the unit of heat capacity?



1318. In standard enthalpy of atomization, heat of surrounding:



1319. ΔH will be given a negative sign in:



1320. Lattice energy of an ionic crystal is the enthalpy of: