CHEMISTRY-BALANCING EQUATIONS

Robert Perry
Quiz by Robert Perry, updated more than 1 year ago
Robert Perry
Created by Robert Perry over 5 years ago
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Description

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

Resource summary

Question 1

Question
in the formula KCl there are...
Answer
  • 1 potassium and 2 chlorines
  • 2 potassiums and 1 chlorine
  • 1 potassium and 1 chlorine
  • 2 potassiums and 2 chlorines

Question 2

Question
the balanced equation for the reaction of potassium with chlorine is
Answer
  • K+Cl=KCl
  • K+Cl2=KCl2
  • K+Cl2=2KCl
  • 2K+Cl2=2KCl

Question 3

Question
in the formula MgBr2 there are...
Answer
  • 2 Magnesiums and 2 Bromines
  • 1 Magnesium and 2 Bromines
  • 2 Magnesiums and 1 Bromine
  • 1 Magnesium and 1 Bromine

Question 4

Question
the balanced equation for the reaction of Magnesium with Bromine is...
Answer
  • Mg+Br=MgBr2
  • Mg+Br2=MgBr2
  • 2Mg+2Br=MgBr2
  • 2Mg+Br=MgBr2

Question 5

Question
in the formula Na2O there are...
Answer
  • 2 sodiums and 1 oxygen
  • 2 sodiums and 2 oxygens
  • 1 sodium and 1 oxygen
  • 1 sodium and 2 oxygens
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