Questions for ECI module 11 .pdf
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Name:
1.
2.
Date:
Which pair of formulas represents the empirical
formula and the molecular formula of a compound?
A.
CH2 O, C4 H6 O4
B.
C.
CH4 , C5 H12
D. CH2 , C3 H6
3.
CHO, C6 H12 O6
Which represents both an empirical and a
molecular formula?
A.
P 2 O5
B.
C.
C3 H6
D. C6 H12 O6
4.
N2 O4
Which compound has the empirical formula
CH2 O?
A.
CH3 OH
B.
C.
HCOOH
D. CH3 COOH
Which is an empirical formula?
A.
page 1
CH3 CH2 OH
H2 O2
B.
N 2 O4
C.
C6 H6
D. HCl
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untitled
1.
Answer:
D
2.
Answer:
A
3.
Answer:
D
4.
Answer:
D
11/21/2016
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