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Question: What is the coordination number of hydrogen in the complex ion [H2O]2+?Options: 1234Correc..
Question: In which of the following compounds does hydrogen act as a Lewis acid?Options: H2OHClBF3H2..
Question: What is the primary product when hydrogen gas reacts with oxygen gas?Options: WaterHydroge..
Question: What type of bond is formed between hydrogen and chlorine in hydrogen chloride (HCl)?Optio..
Question: What is the formula for the compound formed between hydrogen and sulfur?Options: H2SHSH2SO..
Question: What is the standard reduction potential for the half-reaction H2 → 2H+ + 2e-?Options: 0.0..
Question: What is the molecular formula of the compound formed when hydrogen reacts with chlorine?Op..
Question: What is the oxidation state of hydrogen in NaH?Options: -10+1+2Correct Answer: -1Solution:..
Question: What is the bond angle in the H2O molecule?Options: 90 degrees104.5 degrees120 degrees180 ..
Question: Which of the following reactions is an example of a redox reaction involving hydrogen?Opti..
Question: What is the main reason for the low boiling point of hydrogen compared to other group 1 hy..
Question: Which of the following is a characteristic of hydrogen peroxide (H2O2)?Options: It is a st..
Question: Which of the following hydrogen compounds is most likely to act as a Lewis acid?Options: H..
Question: What is the oxidation state of hydrogen in the hydride ion (H-)?Options: 0+1-1+2Correct An..
Question: In which of the following coordination compounds does hydrogen act as a ligand?Options: [F..
Question: Which of the following compounds is a strong acid derived from hydrogen?Options: HClH2ONH3..
Question: What is the primary reason for the high electronegativity of hydrogen compared to alkali m..
Question: Which of the following is a reducing agent?Options: H2O2H2HClH2SO4Correct Answer: H2Soluti..
Question: Which of the following statements about hydrogen is true?Options: It is a metalIt has the ..
Question: What type of bond is formed between hydrogen and chlorine in HCl?Options: Ionic bondCovale..
Question: Which of the following compounds is a strong acid?Options: H2OH2SO4H2O2NH3Correct Answer: ..
Question: A 4 kg object is lifted to a height of 3 m. What is the increase in gravitational potentia..
Question: A 1 kg ball is thrown vertically upwards with a speed of 10 m/s. What is the maximum heigh..
Question: If a 3 kg object is moving with a speed of 4 m/s and comes to a stop, what is the work don..
Question: A 2 kg object is dropped from a height of 5 m. What is the potential energy at the height?..
Question: If a 5 kg object is lifted to a height of 10 m, what is the work done against gravity?Opti..
Question: Which of the following is NOT a unit of power?Options: HorsepowerKilowattJouleWattCorrect ..
Question: In an electric circuit, if the voltage is doubled while the resistance remains constant, w..
Question: A car engine does 3000 J of work in 5 seconds. What is the average power output of the eng..
Question: A 3 kg object is moving with a speed of 5 m/s. What is its kinetic energy?Options: 15 J25 ..
