2.1.2 compounds, Formula And Equations

Question 1

How to name Binary compounds (containing two elements only)

Answer 1

Use the first name of the element but change the second elements name to -ide, With metals coming first: sodium oxide

Question 2

Ionic charges of: NO3, OH, HCO3, CO3, SO4, PO4, Cu, NH4, Ag, Zn

Answer 2

NO3 -1
OH -1
HCO3 -1
CO3 -2
SO4 -2
PO4 -3
Cu +1
NH4 +1
Ag +1
Zn +2

Question 3

Diatomic molecules

Answer 3

F H O N I Cl Br

Question 4

What would you see in this reaction?

Answer 4

Effervescence fizzing bubbling CO2 gas produced the solid the dissolve

Question 5

What is the formula of the ions present in this salt with empirical formula H4N2O3

Answer 5

NH4+ and NO3-