Which of the following indicates the correct increasing order of oxidizing power of the halogens?
A. F < CI < Br < l B. l < Br < CI < F C. I < CI < Br < F D. Br < I < CI < F E. CI < F < I < Br Correct Answer: Option B – l < Br < CI < FThe following gases decolourize bromine water except?
A. C2H6 B. C2H4 C. C2H2 D. C3H4 E. C3H6 Correct Answer: Option A – C2H6
Some precious stones such as ruby and sapphire consist of aluminum oxide coloured by traces of the oxides of?
A. group lV elements B. group l metals C. transition metals D. alkaline earths E. the halogens Correct Answer: Option C – transition metals
Which of the following pieces of deposited if a current of 10A was passed through a solution of copper(ll) salt for 965 seconds? (1F = 96500 C)
A. 0.005 mole B. 0.025 mole C. 0.05 mole D. 1.00 mole E. 1.05 mole Correct Answer: Option C – 0.05 mole
Chlorine is is used in water treatment as?
A. a germicide B. a decolorizing agent C. an antioxidant D. a coagulating agent E. an aerating agent Correct Answer: Option A – a germicideProducts
-
Land Law and the Consequences of Unauthorized Land Transfers in Nigeria
Original price was: ₦1,000.00.₦300.00Current price is: ₦300.00.
-
Co-Ownership Structures and Land Acquisition Methods in Nigeria
Original price was: ₦1,000.00.₦300.00Current price is: ₦300.00.
-
Rights in Community Land and Fundamental Land Concepts in Nigeria
Original price was: ₦1,000.00.₦300.00Current price is: ₦300.00.
-
Customary Land Control and the Origins of Nigeria's Land Use Act
Original price was: ₦1,000.00.₦300.00Current price is: ₦300.00.
-
Land Ownership Principles and Transaction Laws in Nigeria
Original price was: ₦1,000.00.₦300.00Current price is: ₦300.00.