Topic 6 Periodic Table Flashcards Preview

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Flashcards in Topic 6 Periodic Table Deck (22):
1

Why was Newland's work rejected?

His table assumed all elements were discovered
Some grouped elements weren't similar
When creating the octaves, he put some elements in the same position

2

Who was Mendeleev?

Mendeleev was a Russian Scientist who built off of Newland's Law of Octaves and created the main foundation of the Periodic Table

3

Name 4 Features of Mendeleevs Periodic Table?

Left Gaps
Arranged elements in groups and periods
Separated Metals and Non - Metals
Elements arranged in Atomic Mass

4

Name 4 ways our Periodic Table is different to Mendeleevs one?

No Gaps
Noble Gases
Elements arranged in Atomic Number
Actinides and Lanthanides

5

Name Group 1 of Periodic Table?

Alkali Metals

6

Name Group 2 of Periodic Table?

Alkaline Earth Metals

7

Name the Elements between Group 2 and 3?

Transition Metals

8

Name of Group 7?

Halogens

9

Name of Group 8?

Noble Gases

10

Name 5 trends going down Group 1 and 2?

Bigger atoms
More reactive
More dense
Softer to cut
Lower melting and boiling points

11

Name 4 trends going down group 7?

Bigger atoms
Less reactive
Less soluble
Increasing melting and boiling point

12

Metal + Water --->?

Hydrogen + Metal Hydroxide

13

Metal + Oxygen --->?

Metal Oxide

14

Metal + Acid --->?

Salt + Hydrogen

15

Metal + Halogen --->?

Metal Halide

16

Give 4 observations of Potassium in water?

Floats on surface
Fizzing
Dissolves and disappears
Purple lilac flame

17

4 observations of Sodium in water?

Rolls in to ball
Fizzes across surface
Gas given off
Heat created

18

Give 5 physical properties of Chlorine?

Pale Green Gas
Denser than air
Toxic
Slightly soluble in water
Bleaches damp litmus paper

19

Give 3 uses of Chlorine?

Water Sterilisation
Manufacturing of PVC
Bleach

20

Source of Chlorine?

Electrolysis of Sodium Chloride

21

Give a use of Noble Gases?

Glowing Neon Signs

22

How did Newland's arrange his periodic table? What were Octaves?

In Atomic Mass. Octaves were patterns were there were similarities between every 8th element