Chemistry FUN Quiz

Match it! Select the correct answer from the pull down...Good luck!

What would the electronic configuration of Ar3+?

Francium reacts vigorously with water to produce a strong alkaline solution. What would the formula of francium hydroxide most probably be?

Which of the following would give a half-filled set of p-orbital if an electron is removed?

What colour would the precipitate formed be if a few drops of Aqueous Ammonia is added to solution Zinc Nitrate?

A colourless pungent gas evolved upon warming after aqueous Sodium Hydroxide was added to a solution of aqueous Ammonium Sulfate. What is the gas that evolved?

A few drops of aqueous Sodium Hydroxide is added to a testtube of Iron(II) Nitrate solution and was left standing at the table for a few minutes. What is the precipitate's colour?

Aqueous Ammonia is added to Solution Y and the resulting precipitate is found to be insoluble in excess Aqueous Ammonia . What could Solution Y possibly be?

4. Which of the following would have the highest chances of forming a 2+ ion?