Correct answer
D. Hg, Pb
Explanation
Hg, Pb is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.
The oxidation number of central metal atom in [Ni(CO)4] is_________________?
Formation of vapours from the surface of a liquid is called________________?
Carboxylic acid reacts with ammonia to form ammonium salts which on heating produces_______________?
Which of the following solution has the highest boiling point ?
Polyethylene Glycols are used in the preparation of which type of detergents?
The halogen having highest electron affinity is_____________________?