Chemical Reactions and Chemical Formulae

Chemical Reactions and Chemical Formulae
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Slide 1: Tekstslide
ChemistryLower Secondary (Key Stage 3)

In deze les zitten 41 slides, met interactieve quizzen en tekstslides.

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Chemical Reactions and Chemical Formulae

Slide 1 - Tekstslide

Slide 2 - Tekstslide

Slide 3 - Tekstslide

Slide 4 - Tekstslide

Slide 5 - Tekstslide

Slide 6 - Tekstslide

Slide 7 - Tekstslide

Yes
Yes
No
No
2
1
3
Left
Right

Slide 8 - Sleepvraag

Slide 9 - Tekstslide

Which of the following statements best describes the conservation of atoms?
A
Atoms are rearranged.
B
The total number of atoms of each element does not change, they are simply rearranged.
C
The number of atoms of each element can be different as long as the total number of atoms is the same.
D
New atoms are produced as products

Slide 10 - Quizvraag

Slide 11 - Tekstslide

Slide 12 - Tekstslide

Slide 13 - Tekstslide

Slide 14 - Tekstslide

What is wrong with the equation:

Slide 15 - Open vraag

What is wrong with the equation:

Slide 16 - Open vraag

What is wrong with the equation:

Slide 17 - Open vraag

Slide 18 - Tekstslide

Slide 19 - Tekstslide

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Slide 21 - Tekstslide

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Slide 24 - Tekstslide

How many atoms of each element are there in:
KH
A
One hydrogen one helium
B
One hydrogen one sodium
C
One potassium one helium
D
One potassium one hydrogen

Slide 25 - Quizvraag

How many atoms of each element are there in:
NaOH

Slide 26 - Open vraag

Slide 27 - Tekstslide

Slide 28 - Tekstslide

State the number of atoms of each element in:

A
2 Hydrogen, 2 Oxygen
B
2 Hydrogen, 1 Oxygen
C
1 Hydrogen, 1 Oxygen
D
1 Hydrogen, 2 Oxygen

Slide 29 - Quizvraag

How many atoms of each element are present in:

Slide 30 - Open vraag

Slide 31 - Tekstslide

Slide 32 - Tekstslide

How many oxygen atoms are present in:
A
2
B
6
C
4
D
8

Slide 33 - Quizvraag

How many atoms of each element are in:
A
3 Cu, 6 Cl
B
6 Cu, 6 Cl
C
3 Cu, 2 Cl
D
6 Cu, 2 Cl

Slide 34 - Quizvraag

How many atoms of each element are in:

Slide 35 - Open vraag

Slide 36 - Tekstslide

Slide 37 - Tekstslide

Slide 38 - Tekstslide

Slide 39 - Tekstslide

Slide 40 - Tekstslide

Slide 41 - Tekstslide