Modules 17 & 18 - Atoms, Elements, Compound & Mixtures

Revision notes Revision quiz WWW links

Modules 17 & 18 - Atoms, Elements, Compounds and Mixtures - Revision Quiz

 

This is a multiple choice test on module 17. Select the answer you believe to be correct from the drop-down boxes. Click on the "Check my answers" button to see how well you have done.

No.	Question	Answer
1	What do we call a substance that only contains one kind of atom?	Select your answer ----------------- Element Compound Mixture Molecule
2	Approximately how many elements are there?	Select your answer ----------------- About 100 About 150 About 200 About 10
3	Is water an element, a mixture or a compound?	Select your answer ----------------- Compound Mixture Element
4	What atoms are present in LiOH? A. 1 atom of lithium, 1 atom of oxygen 1 one atom of hydrogen. B. 1 atom of lithium oxide and 1 atom of hydrogen C. one atom of lithium hydroxide D. none of the above	Select your answer ----------------- A B C D
5	When iron reacts with sulphur, which compound is formed?	Select your answer ----------------- Iron sulphate Sulphur dioxide Iron sulphide
6	How would you separate a mixture of iron and sulphur?	Select your answer ----------------- By evaporating With a magnet By distilling By chromatography
7	Ink from a pen is examine using chromatography. It is found that only one blob of colour forms on the paper. How many dyes are present in the ink?	Select your answer ----------------- One Two Three You can't tell
8	What do the following symbols stand for?O, H, Cu, Cl, Fe, Al. Is it: A: oxygen, helium, cobalt, chlorine, iron, gold B: oxygen, hydrogen, copper, carbon, tin, aluminium C: oxygen, hydrogen, copper, chlorine, iron, aluminium?	Select your answer ----------------- A B C
9	When an iron nail is placed into a solution of copper sulphate, copper forms on the nail. Why? A: Iron is more reactive than copper and displaces it from the copper sulphate B: iron is less reactive than the copper and therefore copper attacks it C: Copper sulphate is unstable D: Iron is magnetic and copper is therefore attacted to it	Select your answer ----------------- A B C D
10	How many types of atom are present in a compound?	Select your answer ----------------- One Less than three Any number Two or more
11	Is air an element. mixture or compound?	Select your answer ----------------- A mixture An element A compound
12	Element, mixture or compound?	Select your answer ----------------- Element Mixture Compound
13	Element, mixture or compound?	Select your answer ----------------- Element Mixture Compound
14	Element, mixture or compound?	Select your answer ----------------- Element Mixture Compound

 

ˆBack to top of page