DA 2 Review

Front

What is the name of the compound P4O10 that forms when elemental phosphorus is exposed to oxygen?

Back

Tetraphosphorus decoxide (P4O10)

Front

What does the second law of thermodynamics state in the context of heat transfer between ice and warm water?

Back

Heat flows from the warm water to the ice until thermal equilibrium is reached.

Front

List the elemental symbols ranked in the order of increasing first ionization energy: I, Br, Cl, F.

Back

I, Br, Cl, F

Front

What are the properties of alkali metals?

Back

Soft silvery-white color, good conductors of thermal energy and electricity, and contain a single valence electron.

Front

What happens during nuclear fission?

Back

Atomic nuclei split during a reaction.

Front

What happens during nuclear fusion?

Back

Atomic nuclei collide during a reaction.

Front

Define ionization energy.

Back

The energy required to remove an electron from an atom in its gaseous state.

Front

What is thermal equilibrium?

Back

A state in which two objects in contact no longer transfer heat to each other.

Front

What is the significance of valence electrons in chemical bonding?

Back

Valence electrons determine how an atom can bond with other atoms.

Front

What is the periodic trend for ionization energy across a period?

Back

Ionization energy generally increases across a period from left to right.