Multiple Choice
An element that appears in the lower left corner of the periodic table is ________.
A) either a metal or metalloid
B) definitely a metal
C) either a metalloid or a nonmetal
D) definitely a nonmetal
E) definitely a metalloid
Correct Answer:
Verified
Correct Answer:
Verified
Q238: The correct name for K<sub>2</sub>S is _.<br>A)potassium
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
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>
Q246: Which pair of elements is most apt
Q247: Which metal is not required to have
Q248: The formula for the compound formed between