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Ionic and Covalent Bonding MCQ3

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Questions and Answers

What is an ionic bond?

The electrostatic force of attraction between oppositely charged ions (correct)

The formation of ions with a neutral charge

The unequal sharing of electrons between atoms

The sharing of electrons between atoms

What is the main difference between ionic and covalent compounds in terms of their physical state at room temperature?

Ionic compounds are liquids, while covalent compounds are solids

Ionic compounds are solids, while covalent compounds are liquids or gases (correct)

Ionic compounds are liquids or gases, while covalent compounds are solids

Ionic compounds are gases, while covalent compounds are liquids

What is the term for electrons that are not involved in bonding?

Sigma bonds

Bond pairs

Pi bonds

Lone pairs (correct)

What type of bond is formed by the end-on overlap of orbitals?

Sigma (σ) bond Signup and view all the answers

What is the characteristic of covalent compounds in terms of their ability to conduct electricity?

They do not conduct electricity when molten or in solution Signup and view all the answers

What is the primary characteristic of a polar covalent bond?

Electrons are unequally shared between atoms Signup and view all the answers

What is the term for the number of bonds an atom of an element forms when it reacts?

Valency Signup and view all the answers

Which of the following statements is true about the valency of an element?

It is the number of bonds an atom of the element forms when it reacts Signup and view all the answers

What is the primary difference between σ and π bonds?

The orientation of the orbital overlap Signup and view all the answers

Which of the following compounds would be expected to dissolve readily in water?

An ionic compound Signup and view all the answers

What is the electronic arrangement of an atom that has reached its octet?

An atom with eight electrons in its outermost energy level Signup and view all the answers

Which of the following statements is true about ionic compounds?

They are typically solids at room temperature Signup and view all the answers