Save
Busy. Please wait.
Log in with Clever
or
show password
Forgot Password?
Don't have an account?  Sign up 
Sign up using Clever
or
Username is available taken
show password


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account. Your email address is only used to allow you to reset your password. See our Privacy Policy and Terms of Service.

Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.
focusNode
Didn't know it?
click below
 
Knew it?
click below
Don't Know
Remaining cards (0)
Know
0:00
edit
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how

Chemical Test

IGCSE Edexcel (9-1) Chemistry

QuestionAnswer
How to Test for Hydrogen Gas? A lighted splint is held to the mouth of a tube.
What is the reaction that takes place with Hydrogen 2H2(g) + O2(g) ----->2H20(l)
What is the result if hydrogen is present? Hydrogen explodes with a sqeaqy pop.
How to test for Oxygen? A glowing splint is put into the test tube containing the gas.
What is the result if oxygen is present? Oxygen relights the Glowing splint.
How to test for Carbon dioxide? The carbon dioxide is bubbled through limewater
What is the result if CO2 is present? Carbon dioxide turns Limewater milky colour.
What is Limewater(Give Chemical formulae also) Limewater is Calcium Hydroxide solution..(Ca(OH)2)
What is the equation when carbon dioxide is bubbled through Limewater? Ca(OH)2 (aq) + CO2(g)---->CaCO3(s)+H2O(l)
How to test for Chlorine Gas? A peice of damp blue litmus paper is placed into the testube or held over its mouth.
What is the colour of Chlorine? Green
Is chlorine Poisonous? Yes
What is the result if Chlorine is present? Chlorine makes the blue litmus paper go red then finally white(Chlorine bleeches the blue litmus paper.)
Is chlorine Acidic or Alkaline? Acidic
How to test for ammonia? A peice of damp red litmus paper is placed into the test tube or held over it's mouth.
What is the result if ammonia is present? Ammonia turns the damp red litmus paper blue.
How to carry out a flame test? - A platinum or nichrome wire is dipped into concentrated Hydrochloride solution. - Then it is placed into the salt that is to be tested so that some salt stickes on the end. - The wire and the salt are then held over a NON-Luminous bunsen burner flame.
What is the colour of the flame if Potassium is tested. Lilac
What is the colour of the flame if Lithium is tested. Red
What is the colour of the flame if Sodium is tested. Yellow
What is the colour of the flame if Calcium is tested. Orange brown or Brick red.
What are the safety precausions in testing for chlorine - Wear safety googles - Wear heatproof gloves - Don't Sniff or inhale the fumes
Created by: kawi_is_studying
Popular Chemistry sets

 

 



Voices

Use these flashcards to help memorize information. Look at the large card and try to recall what is on the other side. Then click the card to flip it. If you knew the answer, click the green Know box. Otherwise, click the red Don't know box.

When you've placed seven or more cards in the Don't know box, click "retry" to try those cards again.

If you've accidentally put the card in the wrong box, just click on the card to take it out of the box.

You can also use your keyboard to move the cards as follows:

If you are logged in to your account, this website will remember which cards you know and don't know so that they are in the same box the next time you log in.

When you need a break, try one of the other activities listed below the flashcards like Matching, Snowman, or Hungry Bug. Although it may feel like you're playing a game, your brain is still making more connections with the information to help you out.

To see how well you know the information, try the Quiz or Test activity.

Pass complete!
"Know" box contains:
Time elapsed:
Retries:
restart all cards