VSEPR and Periodic Trends Flashcard

Front

What is the VSEPR theory used to predict?

Back

Molecular Shape

Front

Which atom has the largest atomic radius?

Back

Francium

Front

What is the shape of a molecule with three bonding pairs and no lone pairs?

Back

Trigonal planar

Front

What is the electron geometry of a molecule with four bonding pairs?

Back

Tetrahedral

Front

What is the molecular shape of a molecule with two bonding pairs and one lone pair?

Back

Bent

Front

Define atomic radius.

Back

The distance from the nucleus of an atom to the outermost shell of electrons.

Front

What trend does atomic radius follow in the periodic table?

Back

Atomic radius increases down a group and decreases across a period.

Front

What is electronegativity?

Back

The ability of an atom to attract electrons in a chemical bond.

Front

What trend does electronegativity follow in the periodic table?

Back

Electronegativity increases across a period and decreases down a group.

Front

What is the molecular shape of a molecule with four bonding pairs and one lone pair?

Back

Trigonal pyramidal