AC/S Chapter 7-9 Round 2

SHAPES

200

The shape of carbon tetrafluoride.

TETRAHEDRAL

400

The AXE number of water.

AX₂E₂

600

The presence or absence of this part of a molecule most strongly influences shape.

UNSHARED PAIR/LONE PAIR

800

Boron trifluoride has this shape.

TRIGONAL PLANAR

1000

The most basic shape, possible with a two atom or three atom molecule.

LINEAR

NAMES II

200

MgBr₂

magnesium bromide

400

Cr₂O₃

CHROMIUM(III) OXIDE

600

FeO

iron(II) oxide

800

HCN

hydrogen cyanide

1000

Os(IO₃)₃

osmium(III) iodate

FORMULAS II

200

calcium chloride

CaCl₂

400

zinc sulfide

ZnS

600

ammonium chloride

NH₄Cl

800

nickel(II) bromate

Ni(BrO₃)₂

1000

iron(III) phosphate

FePO₄

RANDOMNESS

200

Symbol used to indicate partial.

LOWERCASE DELTA

(δ)

400

A negative ion.

ANION

600

Name this acid: HF

HYDROFLUORIC ACID

800

List, in order from greatest to least, the three types of bonds by melting/boiling point.

IONIC, POLAR COVALENT, NONPOLAR COVALENT

1000

Name all positive polyatomic ions.

HYDRONIUM

AMMONIUM