Robert Perry
Quiz by , created more than 1 year ago

Quiz on CHEMISTRY-BALANCING EQUATIONS, created by Robert Perry on 21/08/2015.

78
5
0
No tags specified
Robert Perry
Created by Robert Perry over 8 years ago
Close

CHEMISTRY-BALANCING EQUATIONS

Question 1 of 5

1

in the formula KCl there are...

Select one of the following:

  • 1 potassium and 2 chlorines

  • 2 potassiums and 1 chlorine

  • 1 potassium and 1 chlorine

  • 2 potassiums and 2 chlorines

Explanation

Question 2 of 5

1

the balanced equation for the reaction of potassium with chlorine is

Select one of the following:

  • K+Cl=KCl

  • K+Cl2=KCl2

  • K+Cl2=2KCl

  • 2K+Cl2=2KCl

Explanation

Question 3 of 5

1

in the formula MgBr2 there are...

Select one of the following:

  • 2 Magnesiums and 2 Bromines

  • 1 Magnesium and 2 Bromines

  • 2 Magnesiums and 1 Bromine

  • 1 Magnesium and 1 Bromine

Explanation

Question 4 of 5

1

the balanced equation for the reaction of Magnesium with Bromine is...

Select one of the following:

  • Mg+Br=MgBr2

  • Mg+Br2=MgBr2

  • 2Mg+2Br=MgBr2

  • 2Mg+Br=MgBr2

Explanation

Question 5 of 5

1

in the formula Na2O there are...

Select one of the following:

  • 2 sodiums and 1 oxygen

  • 2 sodiums and 2 oxygens

  • 1 sodium and 1 oxygen

  • 1 sodium and 2 oxygens

Explanation

Previous
Next