Copper is displaced from the solution of its salts by most metals because it
Copper is displaced from the solution of its salts by most metals because it A. is a transition…
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The coloured nature of transition metal ions are associated with their partially filled
The coloured nature of transition metal ions are associated with their partially filled A. f- orbital B. s-…
Sulphur (IV)oxide is a strong reducing agent in the presence of water due to the…
Sulphur (IV)oxide is a strong reducing agent in the presence of water due to the formation of A.…
A metal that forms soluble trioxosulphate (IV) ion is
A metal that forms soluble trioxosulphate (IV) ion is A. barium B. potassium C. manganese D. aluminium Correct…
Which of the following compounds is a neutral oxide?
Which of the following compounds is a neutral oxide? A. Carbon (IV) oxide B. Sulphur (Vl) oixide C.…
In the laboratory preparation of ammonia, the flask is placed in a slanting position so…
In the laboratory preparation of ammonia, the flask is placed in a slanting position so as to A.…
Which of the gases is employed as an anaesthesia?
Which of the gases is employed as an anaesthesia? A. N 2O B. NO2 C. NH3 D. NO…
In an endothermic reaction, if there is a loss in entropy the reaction will
In an endothermic reaction, if there is a loss in entropy the reaction will A. be indeterminate B.…
2H2O (l) + 2F2(g) → 4HF(aq) + O2(g). In the reaction above, the substance that…
2H2O (l) + 2F2(g) → 4HF(aq) + O2(g). In the reaction above, the substance that is being reduced…
In an electrochemical cell, polarization is caused by
In an electrochemical cell, polarization is caused by A. chlorine B. oxygen C. tetaoxsulphate (Vl) acid D. hydrogen…