Nw Klastoets Kwartaal 2 2025 Flashcards

(27 cards)

1
Q
  1. H
A

Waterstof

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q
  1. He
A

Helium

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q
  1. Li
A

Lithium

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q
  1. Be
A

Berillium

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q
  1. B
A

Boor

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q
  1. C
A

Koolstof

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q
  1. N
A

Stikstof

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q
  1. O
A

Suurstof

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q
  1. F
A

Fluoor

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q
  1. Ne
A

Neon

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q
  1. Na
A

Natrium

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q
  1. Mg
A

Magnesium

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q
  1. Al
A

Aluminium

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q
  1. Si
A

Silikon

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q
  1. P
A

Fosfor

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q
  1. Cl
18
Q
  1. Ar
19
Q
  1. K
20
Q
  1. Ca
21
Q

Wie het die perodieke tabel ontwerp?

A

Dmitri Mendelejev, met 63 elemente.

22
Q

Wat is ñ element?

A

Suiwer stof wat nie in ñ eenvoudiger stof afgebreek kan word nie.

23
Q

Hoeveel elemente is gasse?

24
Q

Hoeveel elemente is vloeistowwe?

25
Hoeveel elemente is nie-metale?
17
26
Hoeveel elemente is semi-metale?
7
27
Die 2 vloeistowwe?
35. Br-Broom 80.Hg-Kwik