Multiple Choice
The shape of the water molecule ( H2O) is
A) linear.
B) tetrahedral.
C) pyramidal.
D) bent.
E) octagonal.
Correct Answer:

Verified
Correct Answer:
Verified
Q40: What is the name of Na<sub>2</sub>S?
Q43: The compound MgCl₂ is named<br>A)magnesium chlorine.<br>B)magnesium dichloride.<br>C)magnesium(II)chloride.<br>D)magnesium
Q44: The correct formula for a compound formed
Q46: Identify each of the following molecules as
Q47: The formula of copper(I) sulfide is<br>A)CuS.<br>B)Cu<sub>2</sub>S.<br>C)Cu<sub>2</sub>(SO<sub>4</sub>)<sub>3</sub>.<br>D)CuSO<sub>4</sub>.<br>E)CuS<sub>2</sub>.
Q48: What is the formula of carbon tetraiodide?<br>A)CI<br>B)CI<sub>4</sub><br>C)C₄I<br>D)CI<sub>3</sub><br>E)C<sub>2</sub>I<sub>4</sub>
Q49: The strongest interactions in the compound sodium
Q50: The bond in Cl₂ is a(n)<br>A)ionic bond.<br>B)nonpolar
Q54: Identify each of the following molecules as
Q103: Elements in group 2A (2)of the periodic