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Question: Which of the following metals cannot be used as an anode in a galvanic cell?Options: ZincC..
Question: What is the integrated rate law for a first-order reaction?Options: ln[A] = -kt + ln[A]0[A..
Question: In a first-order reaction, if the concentration of the reactant is halved, what happens to..
Question: Which of the following statements is true regarding catalysts?Options: They are consumed i..
Question: In a reaction A → B, if the rate of formation of B is 0.5 mol/L·s, what is the rate of dis..
Question: For a zero-order reaction, how does the rate change with respect to concentration?Options:..
Question: What is the hybridization of the central atom in a molecule with a tetrahedral shape?Optio..
Question: Which of the following has a molecular geometry that is not symmetrical?Options: CCl4NH3CO..
Question: What is the shape of the molecule SF6 according to VSEPR theory?Options: Square planarOcta..
Question: Which of the following has a bent molecular geometry?Options: CO2H2OCH4BF3Correct Answer: ..
Question: Which of the following has the lowest bond energy?Options: N2O2F2Cl2Correct Answer: F2Solu..
Question: Which of the following molecules is isoelectronic with Ne?Options: O2F2N2C2Correct Answer:..
Question: In the molecular orbital theory, which orbitals combine to form sigma bonds?Options: s and..
Question: Which of the following molecules has a higher bond order: N2 or O2?Options: N2O2Both are e..
Question: What is the bond order of the N2 molecule?Options: 1234Correct Answer: 3Solution: N2 has a..
Question: Which of the following statements is true about the molecular orbital theory?Options: It o..
Question: In which of the following molecules does the molecular orbital diagram show a paramagnetic..
Question: What is the hybridization of the central atom in N2O?Options: spsp2sp3dsp3Correct Answer: ..
Question: Which hybridization corresponds to a tetrahedral molecular geometry?Options: spsp2sp3dsp2C..
Question: What type of hybridization occurs in the carbon atom of ethylene (C2H4)?Options: spsp2sp3s..
Question: What is the bond angle in a methane (CH4) molecule?Options: 90 degrees109.5 degrees120 deg..
Question: What is the mass of KCl produced when 10 g of K reacts with excess Cl2?Options: 74.5 g10 g..
Question: In the reaction 2H2 + O2 → 2H2O, how many grams of water can be produced from 4 grams of h..
Question: If 10 g of CaCO3 decomposes completely, how many grams of CO2 are produced?Options: 22 g10..
Question: What is the theoretical yield of NaCl when 23 g of Na reacts with Cl2?Options: 58.5 g23 g4..
Question: In the reaction 2Fe + 3Cl2 → 2FeCl3, how many grams of FeCl3 can be produced from 4 grams ..
Question: How many moles of CO2 are produced from the complete combustion of 1 mole of C3H8?Options:..
Question: How many moles are in 88 grams of oxygen (O2)?Options: 2140.5Correct Answer: 2Solution: Mo..
Question: What is the number of atoms in 2 moles of aluminum (Al)? (2044)Options: 6.022 x 10^231.204..
Question: How many moles are in 50 grams of sodium (Na)?Options: 1.082.50.50.25Correct Answer: 1.08S..
