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Question: Which of the following compounds has the highest boiling point?Options: CH4C2H6C3H8C4H10Co..
Question: What is the value of R (ideal gas constant) in L·atm/(K·mol)?Options: 0.08218.31462.360.08..
Question: Which of the following is not a state function?Options: EnthalpyInternal EnergyHeatGibbs F..
Question: What is the total number of atoms in one molecule of C4H10?Options: 410148Correct Answer: ..
Question: Which of the following is a strong acid?Options: HClCH3COOHH2CO3NH3Correct Answer: HClSolu..
Question: What is the pH of a neutral solution at 25°C?Options: 07141Correct Answer: 7Solution: At 2..
Question: Which of the following represents the correct relationship between moles and mass?Options:..
Question: What is the empirical formula of glucose (C6H12O6)?Options: C6H12O6CH2OC3H6O3C2H4O2Correct..
Question: Which of the following is a correct statement about the law of conservation of mass?Option..
Question: What is the molar mass of water (H2O)?Options: 16 g/mol18 g/mol20 g/mol22 g/molCorrect Ans..
Question: Which quantum number is associated with the orientation of an orbital?Options: Principal q..
Question: What is the maximum number of orbitals in a subshell with l = 3?Options: 3579Correct Answe..
Question: Which of the following quantum numbers can have a negative value?Options: nlm_lm_sCorrect ..
Question: What is the spin quantum number (m_s) for an electron?Options: 0+1/2-1/2Both +1/2 and -1/2..
Question: For an electron in a 3p orbital, what are the possible values of m_l?Options: -1, 0, +10, ..
Question: Which quantum number describes the shape of an orbital?Options: Principal quantum number (..
Question: What is the value of the principal quantum number (n) for the outermost electrons in a sod..
Question: Which of the following sets of quantum numbers is not possible?Options: n=3, l=2, m_l=1n=2..
Question: What is the maximum number of electrons that can be accommodated in a subshell with the qu..
Question: What does the term \'denormalization\' refer to in database design?Options: The process of..
Question: What is the purpose of concurrency control in a DBMS?Options: To manage data redundancyTo ..
Question: In a relational database, what does a foreign key represent?Options: A unique identifier f..
Question: What is the electronic configuration of a sodium ion (Na+)?Options: 1s2 2s2 2p61s2 2s2 2p6..
Question: Which of the following has an incomplete d-subshell?Options: ScandiumTitaniumVanadiumChrom..
Question: What is the electronic configuration of the element with atomic number 12?Options: [Ne] 3s..
Question: Which of the following elements has the highest ionization energy?Options: LiNaKRbCorrect ..
Question: What is the electronic configuration of a chlorine ion (Cl-)?Options: 1s2 2s2 2p6 3s2 3p51..
Question: Which of the following has the electronic configuration 1s2 2s2 2p6 3s2 3p6?Options: NeonA..
Question: What is the electronic configuration of the element with atomic number 26?Options: [Ar] 4s..
Question: Which of the following elements has the electronic configuration [Ne] 3s2?Options: MgNaAlS..