NAMING CHEMICAL COMPOUNDS

An anion is defined as

• a stable atom.

• a charged atom or group of atoms with a net negative charge.

• a group of stable atoms.

• an  atom or group of atoms with a net positive charge.

The one who contributed in the discovery of the electrons.

• John Dalton

• Ernest Rutherford

• J. J. Thomson

• James Chadwick

The one who contributed in the discovery of the neutrons.

• John Dalton

• Ernest Rutherford

• J. J. Thomson

• James Chadwick

The one who contributed in the discovery of the protons.

• John Dalton

• Ernest Rutherford

• J. J. Thomson

• James Chadwick

A magnesium ion,  $Mg^{+2}$  , has

• 12 protons and 13 electrons.

• 24 protons and 22 electrons.

• 24 protons and 26 electrons.

• 12 protons and 10 electrons.

What is the formula for the binary compound formed by potassium and nitrogen?

•  $KN$  
  

•  $K_2N$  
  

•  $K_3N$  
  

•  $NK_2$  
  

Which is the correct formula for copper(II) phosphate?

•  $Cu_2PO_4$  
  

•  $Cu_3\left(PO_4\right)_2$   
  

•  $Cu_2PO_3$  
  

•  $Cu\left(PO_4\right)_2$  
  

Consistent with vanadium being a transition metal, the name for  $VSO_4$   should be?

• vanadium sulfide.
  

• vanadium (I) sulfite.
  

• vanadium (I) sulfate.
  

• vanadium (II) sulfate.
  

The correct name for  $Ba\left(OH\right)_2$   is

• barium hydrogen oxide.
  

• boron hydroxide.
  

• beryllium hydroxide.
  

• barium hydroxide.
  

Which is the correct formula for lead(IV) chloride?

•  $Pb_4Cl$  
  

•  $PbCl_2$  
  

•  $PbCl_3$  
  

•  $PbCl_4$