Study your flashcards anywhere!

Download the official Cram app for free >

  • Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off
Reading...
Front

How to study your flashcards.

Right/Left arrow keys: Navigate between flashcards.right arrow keyleft arrow key

Up/Down arrow keys: Flip the card between the front and back.down keyup key

H key: Show hint (3rd side).h key

A key: Read text to speech.a key

image

Play button

image

Play button

image

Progress

1/20

Click to flip

20 Cards in this Set

  • Front
  • Back
hydroxide
OH
+1
carbonate
CO3
-2
ammonium
NH4
+1
phosphate
PO4
-3
sulphite
SO3
-2
sulphate
SO4
-2
peroxide
O2
-2
nitrate
NO3
-1
nitrite
NO2
-1
cyanide
CN
-1
chromium
cr
+2
+3
cobalt
co
+3
+2
copper
cu
+2
+1
iron
fe
+2
+3
lead
pb
+2
+4
mercury
hg +2
hg2 +2
nickel
ni +2
silver
ag
+1
tin
sn
+2
+4
zinc
+2