A Admin • 832.27K Points Coach Q. The main constituent of natural gas is: (A) Ethane (B) Methane (C) Propane (D) Butane
A Admin • 832.27K Points Coach Q. Which of the following exhibits maximum catenation? (A) Silicon (B) Germanium (C) Carbon (D) Tin
A Admin • 832.27K Points Coach Q. Which of the following is an example of an addition reaction? (A) CH₄ + 2O₂ → CO₂ + 2H₂O (B) CH₂=CH₂ + H₂ → CH₃CH₃ (C) CH₃COOH + NaOH → CH₃COONa + H₂O (D) CaCO₃ → CaO + CO₂
A Admin • 832.27K Points Coach Q. The IUPAC name of CH₃COCH₃ is: (A) Propanal (B) Propanone (C) Propanol (D) Ethanone
A Admin • 832.27K Points Coach Q. The molecular geometry of H₂O is: (A) Linear (B) Trigonal planar (C) Bent (D) Tetrahedral
A Admin • 832.27K Points Coach Q. Which of the following is an example of a displacement reaction? (A) HCl + NaOH → NaCl + H₂O (B) Zn + CuSO₄ → ZnSO₄ + Cu (C) 2H₂ + O₂ → 2H₂O (D) CaCO₃ → CaO + CO₂
A Admin • 832.27K Points Coach Q. The oxidation state of nitrogen in NH₄⁺ is: (A) -3 (B) -2 (C) +3 (D) +5
A Admin • 832.27K Points Coach Q. Which of the following has the maximum atomic radius? (A) Lithium (B) Sodium (C) Potassium (D) Rubidium
A Admin • 832.27K Points Coach Q. Which of the following compounds is used as bleaching powder? (A) CaCO₃ (B) Ca(OH)₂ (C) CaOCl₂ (D) CaSO₄
A Admin • 832.27K Points Coach Q. The hybridization of carbon in methane is: (A) sp (B) sp² (C) sp³ (D) dsp²