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Question: What is the vapor pressure of a solution containing 1 mole of a non-volatile solute in 9 m..
Question: What is the reduction half-reaction for the conversion of MnO4- to Mn2+ in acidic medium?O..
Question: Which of the following ions will increase the acidity of a solution?Options: Na+Cl-NH4+K+C..
Question: What is the relationship between pKa and Ka?Options: pKa = -log(Ka)pKa = log(Ka)pKa = KapK..
Question: What is the pH of a solution that has a hydronium ion concentration of 1 x 10^-5 M?Options..
Question: For the equilibrium 2A(g) ⇌ B(g) + C(g), if the volume of the container is doubled, what w..
Question: Which of the following metals can be used as an anode in a Daniell cell?Options: CopperZin..
Question: What effect does increasing the concentration of a reactant have on the rate of a first-or..
Question: The rate law for a reaction is given as rate = k[A][B]². What is the overall order of the ..
Question: Which of the following statements is true regarding the activation energy?Options: It is a..
Question: What is the shape of a molecule with the formula AX3E?Options: Trigonal planarTetrahedralT..
Question: Which of the following has a seesaw molecular geometry?Options: SF4ClF3NH4+XeF2Correct Ans..
Question: Which of the following species has a linear molecular geometry?Options: BeCl2NH3H2OCH3ClCo..
Question: In which of the following molecules does the molecular orbital theory predict a triple bon..
Question: Which of the following molecular orbitals is lower in energy than the 2p atomic orbitals?O..
Question: What is the bond order of the ion O2-?Options: 1234Correct Answer: 2Solution: O2- has a bo..
Question: Which of the following diatomic molecules has a bond order of 1?Options: N2O2H2F2Correct A..
Question: In the molecular orbital theory, which of the following orbitals is the highest occupied m..
Question: Which of the following molecules has a higher bond order than N2?Options: O2C2B2F2Correct ..
Question: What is the hybridization of the central atom in ozone (O3)?Options: spsp2sp3dsp2Correct A..
Question: Which of the following has a central atom with sp3d2 hybridization?Options: XeF2SF6BrF5PCl..
Question: In which of the following compounds does the central atom have sp3d hybridization?Options:..
Question: In the reaction 2H2 + O2 → 2H2O, how many moles of O2 are required to react with 6 moles o..
Question: What is the mass of 2 moles of sulfuric acid (H2SO4)?Options: 98 g196 g294 g392 gCorrect A..
Question: How many moles are in 5.6 liters of a gas at STP?Options: 0.250.512Correct Answer: 1Soluti..
Question: If 3 moles of a gas occupy 60 liters at STP, what is the molar volume of the gas?Options: ..
Question: What is the total number of atoms in 1 mole of CO2?Options: 1236Correct Answer: 3Solution:..
Question: If 0.5 moles of NaCl are dissolved in 1 liter of water, what is the concentration of NaCl?..
Question: Which of the following is NOT a common type of titration?Options: Acid-base titrationRedox..
Question: What is the primary function of a burette in titration?Options: To mix solutionsTo measure..
