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The products of the electrolysis of dilute sodium chloride using carbon electrodes are?

A. chlorine and sodium. B. oxygen and hydrogen. C. chlorine and hydrogen. D. hydrogen and oxygen. Correct Answer: Option B…

3 years ago

If 60g of M combines with 24g of oxygen; what would the empirical formula of the oxide be?

A. MO B. MO2 C. MO3 D. MO4 Correct Answer: Option C = MO3 Explanation Data obtained from the question…

3 years ago

Which of the following compounds would react rapidly with bromine?

A. Benzene B. Hexane C. Hexene D. Hexanol Correct Answer: Option C - Hexene Explanation The addition of bromine to…

3 years ago

Which of the following statements about the standard hydrogen electrode is not correct?

A. The hydrogen gas is at a pressure of 1 atmosphere B. A solution containing 1 mol dm-3 of H+…

3 years ago

Alkanols can be manufactured from alkenes by the initial reaction of alkenes with?

A. bromine in tetrachloromethane B. concentrated tetraoxosulphate(VI) acid C. aqueous potassium tetraoxomanganate(VII). D. sodium hydroxide solution. Correct Answer: Option B…

3 years ago

What amount of electricity is required to deposit one mole of aluminium from a solution of AlCl3?

A. One Faraday B. One ampere C. Three Faradays D. Three amperes Correct Answer: Option C - Three Faradays Explanation…

3 years ago

The following compounds are condensation polymers except?

A. nylon B. protein C. starch D. polyethene Correct Answer: Option D - polyethene Explanation Condensation polymers are any kind…

3 years ago

The cleansing effect of soap is low in acidic water because of?

A. the formation of unionized fatty acid. B. increase in the pH of the soap molecules. C. anti-biodegradable effect of…

3 years ago

Which of the following sugars is a product of the condensation of monosaccharides?

A. galactose B. maltose C. glucose D. fructose Correct Answer: Option B - maltose Explanation Maltose is produced by the…

3 years ago

The by-product of fermentation of sugar is?

A. carbon(IV) oxide. B. ethanoic acid. C. propanol D. propan-1, 2, 3- triol. Correct Answer: Option A - carbon(IV) oxide.…

3 years ago