Multiple Choice
Which of the following is an atomic element?
A) Br
B) H
C) N
D) O
E) Mg
Correct Answer:
Verified
Correct Answer:
Verified
Q39: The chemical formula for lithium peroxide is:<br>A)LiOH<br>B)LiO<sub>2</sub><br>C)Li<sub>2</sub>O<br>D)Li<sub>2</sub>O<sub>2</sub>
Q49: Give the name for SnO.<br>A) tin(I) oxide<br>B)
Q63: Write a balanced equation to show the
Q104: Which of the following is a molecular
Q105: Write a possible molecular formula for C<sub>4</sub>H<sub>4</sub>O.<br>A)C<sub>8</sub>H<sub>8</sub>O<sub>2</sub><br>B)C<sub>12</sub>H<sub>12</sub>O<sub>2</sub><br>C)C<sub>2</sub>H<sub>2</sub>O<br>D)C<sub>8</sub>H<sub>8</sub>O
Q106: How many N<sub>2</sub>O<sub>4</sub> molecules are contained in
Q110: Match the following.<br>-neon<br>A)I(s)<br>B)Cl(g)<br>C)O(g)<br>D)Cl2(g)<br>E)Ne2(g)<br>F)Ne(g)<br>G)Ca(s)<br>H)Q<sub>2</sub>(g)<br>I)I2(s)<br>J)Ca2(s)
Q111: Match the following.<br>-chlorine<br>A)I(s)<br>B)Cl(g)<br>C)O(g)<br>D)Cl2(g)<br>E)Ne2(g)<br>F)Ne(g)<br>G)Ca(s)<br>H)Q<sub>2</sub>(g)<br>I)I2(s)<br>J)Ca2(s)
Q112: Give the correct formula for aluminum sulfate.<br>A)Al<sub>2</sub>2SO<sub>4</sub><br>B)Al(SO<sub>4</sub>)<sub>3</sub><br>C)Al<sub>3</sub>(SO<sub>4</sub>)<sub>2</sub><br>D)Al<sub>2</sub>(SO<sub>4</sub>)<sub>3</sub>
Q175: Calculate the molar mass of Al(C<sub>2</sub>H<sub>3</sub>O<sub>2</sub>)<sub>3</sub>.<br>A) 86.03