A. f- orbital B. s- orbital C. p-orbital D. d-orbital Correct Answer: Option D = d-orbital
A. is a transition element B. is at the bottom of the activity series C. is very reactive D. has…
A. barium B. potassium C. manganese D. aluminium Correct Answer: Option B = potassium
A. hydroxide ion B. sulpgur (Vl)oxide C. hydrogen sulhide D. trioxosulphate (IV) salt Correct Answer: Option D - trioxosulphate (IV)…
A. N2O B. NO2 C. NH3 D. NO Correct Answer: Option A - N2O
A. prevent condensed water from breaking the reaction flask B. enable the proper mixing of the reactions in the flask…
A. Carbon (IV) oxide B. Sulphur (Vl) oixide C. Sulphur (IV) oxide D. Carbon (ll) oxide Correct Answer: Option D…
A. lattice energy B. ionization energy C. activation energy D. kinetic energy Correct Answer: Option C - activation energy
A. be indeterminate B. be spontaneous C. not be spontaneous D. be at equilibrium Correct Answer: Option C - not…
A. chlorine B. oxygen C. tetaoxsulphate (Vl) acid D. hydrogen Correct Answer: Option D - hydrogen