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Question: In the reaction CO(g) + 2H2(g) ⇌ CH3OH(g), what will happen if H2 is removed from the syst..
Question: Which of the following statements about equilibrium constants is true?Options: K is temper..
Question: For the equilibrium 2A(g) ⇌ B(g) + C(g), if the concentration of B is increased, what will..
Question: What is the effect of adding a catalyst to a system at equilibrium?Options: Increases the ..
Question: In a reaction at equilibrium, if the temperature is increased and the reaction is exotherm..
Question: For the reaction N2(g) + 3H2(g) ⇌ 2NH3(g), what happens to the equilibrium position if the..
Question: What is the primary function of a cathode in an electrochemical cell?Options: To oxidize s..
Question: Which of the following techniques can be used to confirm the presence of chloride ions?Opt..
Question: What is the purpose of a titration in qualitative analysis?Options: To determine the molec..
Question: In electrophoresis, what property of ions is primarily utilized for separation?Options: Ma..
Question: Which ion is indicated by a blue precipitate when treated with sodium hydroxide?Options: C..
Question: What is the principle behind using UV-Vis spectroscopy for qualitative analysis?Options: I..
Question: Which of the following is a common method for detecting cations in a solution?Options: Spe..
Question: What is the role of a reagent in a qualitative analysis?Options: To increase the temperatu..
Question: In flame tests, which color indicates the presence of sodium ions?Options: GreenRedYellowB..
Question: Which technique is commonly used for the qualitative analysis of anions?Options: Gas Chrom..
Question: What is the primary purpose of qualitative analysis in analytical chemistry?Options: To de..
Question: What is the effect of a catalyst on the equilibrium position of a reversible reaction?Opti..
Question: In a reaction mechanism, the slowest step is known as the:Options: Rate-determining stepIn..
Question: What is the shape of the molecule with the formula AX4?Options: TetrahedralSquare planarTr..
Question: Which of the following statements is correct regarding the molecular orbital theory?Option..
Question: What is the shape of the molecular orbital in the highest occupied molecular orbital (HOMO..
Question: In which of the following compounds is the bond order equal to 1?Options: N2O2H2Cl2Correct..
Question: Which of the following has the highest electronegativity?Options: FluorineOxygenNitrogenCh..
Question: What is the shape of the ammonia (NH3) molecule?Options: LinearTrigonal planarTetrahedralT..
Question: What type of hybridization occurs in ethylene (C2H4)?Options: spsp2sp3sp3dCorrect Answer: ..
Question: How many moles of KCl are produced when 2 moles of K react with 2 moles of Cl2?Options: 1 ..
Question: What is the empirical formula of a compound containing 40% carbon, 6.7% hydrogen, and 53.3..
Question: In the reaction 2H2 + O2 → 2H2O, how many moles of O2 are required to completely react wit..
Question: How many grams of NaOH are needed to prepare 0.5 moles of NaOH solution?Options: 20 g40 g1..
