"1. atoms of different elements differ in which of the following ways? (1 point)
a. the...
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Chemistry, 29.01.2020 17:49 linnialmira
"1. atoms of different elements differ in which of the following ways? (1 point)
a. they have different numbers of protons.
b. they have different numbers of electrons.
c. they have different numbers of neutrons.
d. all of the above.
2. which of the following correctly identifies the composition of an oxygen atom? (1 point)
a. 8 protons, 8 electrons, and 8 neutrons
b. 6 protons, 6 electrons, and 6 neutrons
c. 8 protons, 6 electrons, and 7 neutrons
d. 6 protons, 6 electrons, and 12 neutrons
3. which of the following statements is true? (1 point)
a. atoms exit in more types than molecules do.
b. molecules result when atoms lose electrons.
c. atoms bond with one another in a molecule.
d. molecules result when atoms acquire extra neutrons.
4. which of the following characterizes an ionic bond? (1 point)
a. the electrons in the bond are shared between two atoms.
b. the electrons in the bond are shared between two ions.
c. the bond results from the attractive forces of two similar charges.
d. the bond results from the attractive forces of two opposite charges.
5. which of the following statements about the compound hci is true? (1 point)
a. the physical and chemical properties of hci are different from those of h2 and ci2.
b. only the physical properties of hci are different from those of h2 and ci2.
c. only the chemical properties of hci are different from those of h2 and ci2.
d. the physical and chemical properties of hci are the same as those of h2 and ci2."
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