Nombre de protons Nombre de neutrons Carbon: C 6 6 Hydrogen: H 1 Oxygen: O 8 1- Distinguish between an element and a compound. 2- Deduce that ethanol is a compound substance. S- Determine the number of electrons of an atom of element O. 4- Identify the atoms D, B and E. *- Choose from the following formulas the ones that represent the ethanol molecule: D,B,E D,BE, D,BE,

World of Chemistry, 3rd edition
3rd Edition
ISBN:9781133109655
Author:Steven S. Zumdahl, Susan L. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan L. Zumdahl, Donald J. DeCoste
Chapter3: Chemical Foundations: Elements, Atoms, And Ions
Section: Chapter Questions
Problem 56A
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17
16
15
14
13
12
11
D
Nombre de protons
Nombre de neutrons
Carbon: C
6
Hydrogen: H
1
Oxygen: O
8
8
1- Distinguish between an element and a compound.
2- Deduce that ethanol is a compound substance.
3- Determine the number of electrons of an atom of element O.
4- Identify the atoms D, B and E.
3- Choose from the following formulas the ones that represent the ethanol
molecule:
on DBE,
D,B,E
D,BE,
81
Mass Number
Transcribed Image Text:17 16 15 14 13 12 11 D Nombre de protons Nombre de neutrons Carbon: C 6 Hydrogen: H 1 Oxygen: O 8 8 1- Distinguish between an element and a compound. 2- Deduce that ethanol is a compound substance. 3- Determine the number of electrons of an atom of element O. 4- Identify the atoms D, B and E. 3- Choose from the following formulas the ones that represent the ethanol molecule: on DBE, D,B,E D,BE, 81 Mass Number
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