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S2 Chem Finals Practice

Authored by Felicia Yu

Experience Chemistry

10th Grade

Used 4+ times

S2 Chem Finals Practice
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20 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What type of bond is formed when electrons are transferred from one atom to another?

Covalent bond

Metallic bond

Ionic bond

Hydrogen bond

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In a covalent bond, what do two atoms share?

Protons

Neutrons

Electrons

Nuclei

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Nitrogen oxide

Dinitrogen tetroxide

Nitrogen tetroxide

Dinitrogen oxide

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many particles are in exactly one mole of a substance?

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following best describes a reversible reaction?

A reaction that only proceeds in the forward direction

A reaction in which products can react to re-form the original reactants

A reaction that releases energy and cannot be reversed

A reaction that only occurs at high temperatures

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Low melting point and poor electrical conductivity in all states

High melting point and ability to conduct electricity when dissolved in water

Low boiling point and high solubility in nonpolar solvents

Flexible structure and low hardness

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