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Question: Which of the following is a renewable source of energy?Options: CoalNatural gasSolar energ..
Question: What is the role of chlorofluorocarbons (CFCs) in environmental chemistry?Options: Ozone d..
Question: Which of the following is a method to reduce water pollution?Options: Using biodegradable ..
Question: What is the primary pollutant in photochemical smog?Options: Carbon monoxideNitrogen oxide..
Question: Which of the following is a consequence of acid rain?Options: Soil degradationIncreased bi..
Question: What is the main source of sulfur dioxide in the atmosphere?Options: Volcanic eruptionsAut..
Question: Which of the following gases is primarily responsible for the greenhouse effect?Options: O..
Question: Which of the following d-block elements has the highest atomic radius?Options: ScandiumTit..
Question: What is the primary oxidation state of chromium in CrO3?Options: +2+3+6+7Correct Answer: +..
Question: What is the color of the complex ion [Cu(H2O)6]2+?Options: BlueGreenYellowRedCorrect Answe..
Question: Which of the following transition metals can exhibit a +5 oxidation state?Options: Vanadiu..
Question: Which of the following lanthanides is used in making strong permanent magnets?Options: Cer..
Question: What is the oxidation state of manganese in KMnO4?Options: +2+4+6+7Correct Answer: +7Solut..
Question: Which of the following elements has the highest melting point among the d-block elements?O..
Question: What is the formula for the complex formed when silver ion reacts with ammonia?Options: Ag..
Question: Which of the following statements is true about coordination compounds?Options: They alway..
Question: What type of isomerism is shown by [Co(en)3]3+?Options: GeometricalOpticalStructuralLinkag..
Question: Which of the following compounds is used as a reducing agent?Options: KMnO4H2SO4NaBH4HClCo..
Question: Which of the following is a property of noble gases?Options: Highly reactiveColorless and ..
Question: Which of the following ions has the smallest ionic radius?Options: Na+Mg2+Al3+Si4+Correct ..
Question: What is the geometry of the complex ion [Cu(NH3)4]2+?Options: TetrahedralSquare planarOcta..
Question: What is the value of log2(8)?Options: 2341Correct Answer: 3Solution: log2(8) = 3 because 2..
Question: Find the roots of the equation x^2 + 5x + 6 = 0.Options: -2, -3-1, -6-3, -20, -6Correct An..
Question: What is the integral of f(x) = 2x with respect to x?Options: x^2 + C2x^2 + Cx^2 + 2C2x + C..
Question: What is the derivative of f(x) = x^3 - 3x^2 + 4?Options: 3x^2 - 6x3x^2 + 6x2x^2 - 6x3x^2 -..
Question: Which of the following statements is true about ketones?Options: They can be oxidized to c..
Question: Which of the following is a reducing agent for aldehydes?Options: H2KMnO4Na2Cr2O7HClCorrec..
Question: What is the main product when propanal is treated with excess Grignard reagent followed by..
Question: Which of the following compounds can undergo aldol condensation?Options: AcetoneBenzaldehy..
Question: What is the IUPAC name of CH3COCH2CH3?Options: Butan-2-oneButanalPropan-2-onePentanalCorre..
