The shape of formaldehyde CH2O (C is the central atom) , a substance often used in building insulation materials, is ___.
A) trigonal planar
B) tetrahedral
C) linear
D) pyramidal
Correct Answer:
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Q7: The correct line-bond structure for SO42- ion
Q8: The correct line-bond structure for ClI2+ ion
Q9: Which of the following contains a nonpolar
Q10: Which of the following molecules is polar?
A)
Q11: The molecule CH4 has a tetrahedral
Q13: Which molecule is nonpolar even though it
Q14: Which of the following bonds can be
Q15: Which bond is most polar?
A) B-Cl
B) C-Cl
C)
Q16: Oxygen is more electronegative than carbon, so
Q17: In which bond does the oxygen atom
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