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Covalent Compounds and Network Solids Quiz

12 Questions

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Covalent Compounds and Network Solids Quiz

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Questions and Answers

What is the symbol for 'solid' used in chemical reactions?

(aq)

(s) (correct)

(g)

(l)

Which type of reaction is represented by the pattern A + B → AB?

Single replacement

Decomposition (correct)

Double replacement

Neutralization

What does 'precipitate' refer to in a double replacement reaction?

The solid product formed (correct)

The gas formed

The dissolved product formed

The liquid formed

Which pH range indicates an acidic solution on the pH scale?

0-6 (C) Signup and view all the answers

What is a characteristic property of bases?

Red litmus paper turns blue (A) Signup and view all the answers

How is Arrhenius definition of acids and bases related to the pH scale?

It establishes the relationship between hydrogen ion concentration and pH (C) Signup and view all the answers

What are the prefixes used to name molecular compounds?

mono-, di-, tri-, tetra-, penta-, hexa-, hepta-, octa-, nona-, deca- (C) Signup and view all the answers

Which of the following is a property of a network solid?

Very hard, high melting point and boiling point (D) Signup and view all the answers

What do coefficients represent in a chemical equation?

Relative number of moles of reactants and products (A) Signup and view all the answers

In a balanced chemical equation, what does it mean when we say each side has the same number and kind of atoms?

The types and quantities of atoms are equal (C) Signup and view all the answers

Why can't the subscripts of a compound be changed when balancing reactions?

It violates the Law of Conservation of Mass (B) Signup and view all the answers

How does the Law of Conservation of Mass apply to chemical reactions?

It states that total mass remains constant during a reaction (A) Signup and view all the answers