Bonding and Valence Electrons Quiz

What type of bonding involves the sharing of electron pairs between atoms?

• Ionic bonding

• Covalent bonding

• Metallic bonding

• Hydrogen bonding

Which type of bonding occurs when one atom tranfers electron(s) to another atom?

• Covalent bonding

• Ionic bonding

• Metallic bonding

• Hydrogen bonding

How can you determine the number of valence electrons in an atom?

• By looking at the atomic mass

• By checking the group number in the periodic table

• By counting the number of protons

• By measuring the atomic radius

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What is the main characteristic of covalent bonding?

• Transfer of electrons

• Sharing of electrons

• Attraction between metal ions

• Formation of ions

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What is the main goal of atoms according to the octet rule?

• To gain or lose electrons to become isoelectronic with a noble gas

• To gain or lose protons to become stable

• To gain or lose neutrons to achieve balance

• To gain or lose electrons to become a noble gas

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According to the octet rule, how many electrons will most atoms have in their valence shell, except for hydrogen and helium?

• 2

• 6

• 8

• 10

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How many valence electrons does an element in Group 16 have?

• 4

• 5

• 6

• 7

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Which group number corresponds to elements with 3 valence electrons?

• 13

• 14

• 15

• 16

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In which group would you find elements with 8 valence electrons?

• 16

• 17

• 18

• 1

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What determines the chemical reactivity of an element?

• Atomic mass

• Valence electrons

• Neutron number

• Proton number

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