Chem 6 Unit 4B

Binary II Formula

100

Mercury (I) bromide

HgBr

200

Zirconium (II) chloride

ZrCl₂

300

Rhodium (V) fluoride

RhF₅

400

Osmium (VII) sulfide

Os₂S₇

500

Tungsten (VI) phosphide

WP₂

Binary II Naming

100

PbO

Palladium (II) oxide

200

PtN

Plattinum (III) nitride

300

Nb₂S

Niobium (I) sulfide

400

CuCl₂

Copper (II) chloride

500

Y₃N₅

Yttrium (V) nitride

Polyatomic Formula

100

Sodium Nitrate

Na(NO₃)

200

Potassium carbonate

K₂(CO₃)

300

Calcium nitrite

Ca(NO₂)₂

400

Barium hydroxide

Ba(OH)₂

500

Ammonium phosphate

(NH₄)₃(PO₄)

Polyatomic Naming

100

Al₂(SO₃)₃

Aluminum sulfite

200

Ga(OH)₃

Gallium hydroxide

300

Na₂(CO₃)

Sodium carbonate

400

(NH₄)₂S

Ammonium sulfide

500

Be₃(PO₄)₂

Beryllium phosphate

Wild Card

100

What is the charge of hydroxide?

1-

200

How many electrons are lost or gained when Cobalt forms a 3+ charge? *You must specify whether electrons are lost or gained and how many*

Three electrons are lost.

300

Write the chemical formula for Copper (II) sulfate

Cu (SO₄)

400

What is the charge of the cation in (NH₄)(NO₃)

1+

500

How many oxygen atoms are in vanadium (V) phosphate

20