Multiple Choice
Which pair of elements is most apt to form a molecular compound with each other?
A) aluminum, oxygen
B) magnesium, iodine
C) sulfur, fluorine
D) potassium, lithium
E) barium, bromine
Correct Answer:
Verified
Correct Answer:
Verified
Q239: Which one of the following is most
Q240: The correct name for Na<sub>2</sub>O<sub>2</sub> is _.<br>A)sodium
Q241: Lithium is a _ and magnesium is
Q242: The element chlorine is in a group
Q243: An element that appears in the lower
Q244: Which pair of substances could be used
Q245: The formula of ammonium carbonate is _.<br>A)(NH<sub>4</sub>)<sub>2</sub>CO<sub>3</sub><br>B)NH<sub>4</sub>CO<sub>2</sub><br>C)(NH<sub>3</sub>)<sub>2</sub>CO<sub>4</sub><br>D)(NH<sub>3</sub>)<sub>2</sub>CO<sub>3</sub><br>E)N<sub>2</sub>(CO<sub>3</sub>)<sub>3</sub>
Q247: Which metal is not required to have
Q248: The formula for the compound formed between
Q249: Which species below is the sulfate ion?<br>A)CN<sup>-</sup><br>B)SO<sub>4</sub><sup>2-</sup><br>C)OH<sup>-</sup><br>D)SO<sub>3</sub><sup>2-</sup><br>E)None