What are reactions?
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Slide 1 - Tekstslide
Slide 2 - Tekstslide
Slide 3 - Tekstslide
Slide 4 - Tekstslide
Name the reactant(s):
A
Nitrogen
B
Hydrogen
C
Nitrogen + Hydrogen
D
Ammonia
Slide 5 - Quizvraag
Sodium hydroxide is a...
A
Reactant
B
Product
C
None of the above
D
Element
Slide 6 - Quizvraag
How many products are there?
A
1
B
2
C
3
D
0
Slide 7 - Quizvraag
Water is a....
A
Reactant
B
Product
Slide 8 - Quizvraag
Lithium nitrate is a...
A
Reactant
B
Product
Slide 9 - Quizvraag
How many products are there?
A
1
B
2
C
3
D
4
Slide 10 - Quizvraag
Slide 11 - Tekstslide
Which reaction(s) have 2 reactants and 2 products?
Slide 12 - Open vraag
Which reaction(s) makes 1 product from 2 reactants?
Slide 13 - Open vraag
Slide 14 - Tekstslide
Write the chemical equation for the reaction of hydrogen and oxygen which produces water.
+
Hydrogen
Oxygen
Water
Slide 15 - Sleepvraag
Sam mixed together some eggs, milk and flour. When he heated them in a large pan they reacted to form a big pancake!
+
+
Eggs
Milk
Flour
Pancake
Slide 16 - Sleepvraag
When Katerina dropped a lump of magnesium into a test tube of hydrochloric acid, the chemical magnesium chloride was formed. Katerina also noticed hydrogen gas being formed.
+
+
Magnesium
Hydrochloric acid
Magnesium chloride
Hydrogen
Slide 17 - Sleepvraag
Shona was learning about photosynthesis. She looked on the internet and found that in this process, plants take in carbon dioxide gas from the air and water from the ground. Using energy from the sun they can turn these chemicals into a kind of sugar called glucose and the gas oxygen.
+
+
Oxygen
Carbon dioxide
Water
Glucose
