HESI A2 Chemistry Practice Questions

HESI A2

HESI A2 Test Bank

HESI A2 Chemistry Practice Questions Questions

Question 1 of 5

Which substance forms hydroxide ions when placed in water?

A. Lemon juice B. Battery acid C. Vinegar D. Lye

Question 2 of 5

What is the correct electron configuration for nitrogen?

A. 1s� 2s� B. 1s� 2s� 2p� C. 1s� 2s� 2p� D. 1s� 2s� 2p⁴

Question 3 of 5

What distinguishes one allotrope from another?

A. Arrangement of atoms B. Gram atomic mass C. Physical state D. Stability

Question 4 of 5

Why does the diffusion rate increase as a substance is heated?

A. The kinetic energy of particles increases. B. The space between particles increases. C. The density of particles decreases. D. The size of particles increases.

Question 5 of 5

Which of these types of intermolecular force is weakest?

A. Dipole-dipole interaction B. London dispersion force C. Hydrogen bonding D. Ionic bonding

HESI A2 Chemistry Practice Questions

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HESI A2

HESI A2