- Shuffle
Toggle OnToggle Off
- Alphabetize
Toggle OnToggle Off
- Front First
Toggle OnToggle Off
- Both Sides
Toggle OnToggle Off
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
PLAY BUTTON
PLAY BUTTON
18 Cards in this Set
- Front
- Back
|
How can you identify group 1 and group 2 metals?
|
Flame Tests
|
|
What colour flame does lithium have?
|
Bright red
|
|
What colour flame does sodium have?
|
Golden yellow
|
|
What colour flame does potassium have?
|
Lilac
|
|
What colour flame does calcium have?
|
Brick red
|
|
What colour flame does barium have?
|
Green
|
|
What solution can be used to identify different metal ions depending on the precipitate that is formed?
|
Sodium hydroxide solution
|
|
What do ammonium ions produce when sodium hydroxide solution is added and warmed?
|
Ammonia :)
|
|
How can you identify carbonates?
|
By adding a dilute acid, this produces CO2 gas.
|
|
How do you identify halides?
|
By adding nitric acid and silver nitrate solution, this produces a precipitate of silver halide
|
|
How do you identify sulfates?
|
By adding hydrochloric acid and barium chloride solutin to produce a white precipitate of barium sulfate
|
|
How do you identify nitrates?
|
By adding sodium hydroxide solution and a little aluminum powder to produce ammonia gas
|
|
What happens to organic compounds when we heat them?
|
The burn or char, inorganic substances do not
|
|
How can you work out the empirical formula of an organic compound?
|
From the radio of the products produced when it burns
|
|
How can we detect a carbon-carbon double bond?
|
Using bromine water
|
|
What are some key things that modern instrumental techniques depend on?
|
Electronics and computers (these provide fast, accurate and sensitive ways of analysing chemical substances)
|
|
What can be used to analyse and identify the chemical elements in a sample?
|
Atomic absorption spectroscopy (AAS)and mass spectrometry
|
|
How can you seperate compounds in a mixture?
|
By using chromatography
|
