671934
Question 1
Answer
-
8
-
16
-
14
-
4
Question 2
Question
How many electrons are in the outer shell of Magnesium (Mg)?
Answer
-
1
-
8
-
2
-
4
Question 3
Question
A compound is two or more atoms that have a chemical bond. It is usually hard to separate them once this bond has been formed.
Answer
- True
- False
Question 4
Question
Atoms are lost in chemical reactions.
Answer
- True
- False
Question 5
Question
Limestone can be used for many different things. Tick all the boxes, limestone is not used to make.
Image:
imagesCA73WBZR (image/jpg)
Answer
-
Buildings
-
Glass
-
Water bottles
-
Computers
-
Pavements
Question 6
Question
Making things from limestone causes pollution?
Answer
- True
- False
Question 7
Question
Nearly all of the elements on the periodic table are non-metals.
Answer
- True
- False
Question 8
Question
What is commonly used to extract Iron from it's ore?
Answer
-
Blast Furnace
-
Electrolysis
-
A hot catalyst
Question 9
Question
What method is used to separate crude oil into different substances?
Answer
-
Fractional Distillation
-
Blast Furnace
Question 10
Question
kerosene is used to make which product?
Answer
-
Jet fuel
-
Car fuel
-
Train fuel
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