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Year 8 Ms Lee 2020 Flashcards > The Periodic Table > Flashcards

Flashcards in The Periodic Table Deck (41)
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1

The vertical columns in the periodic table are known as ____________.

Groups

2

What horizonal columns in the periodic table are known as ____________.

Periods

3

The periodic table is a table of all the known ____________.

Elements

4

What is an element?

An element is a substance made up of only one TYPE of atom.

5

Group 1 are also known as the _________ ________.

Alkali metals

6

What other name is given to the group 2 elements?

Alkaline earth metals

7

Which group are the Halogens?

Group 7

8

Group 0 are also known as the __________ ________.

Noble gases

9

Why are they called 'noble gases'

Because they are gases are are very unreactive.

10

Describe the reactivity trend in the alkali metals.

The metals increase in reactivity going down the group.

11

Do metals conduct electricity?

Yes, metals are good conductors of electricity.

12

Which are more dense; metals or non metals?

Metals

13

Which property of metals means it makes a ringing sound when hit?

Sonorous

14

Complete the equation:
Metal + Water = __________ + ___________

Metal hydroxide + hydrogen gas

15

Complete the equation:
Sodium + Water = __________ + ___________

Sodium hydroxide + hydrogen gas

16

Complete the equation:
Lithium + Water = __________ + ___________

Lithium hydroxide + hydrogen gas

17

Which group is magnesium in?

Group 2 - alkaline earth metals

18

What is the chemical symbol for Boron?

B

19

What is the chemical symbol for Helium?

He

20

What is the chemical symbol for Chlorine?

Cl

21

What is the chemical symbol for potassium?

K

22

Which element has the symbol Cu?

Cooper

23

Which element has the symbol Ca?

Calcium

24

Which element has the symbol Na?

Sodium

25

Which element has the symbol O?

Oxygen

26

In which group is Argon?

Group 0 (Noble gases)

27

What is the name of the positively charged particles in the nucleus of an atom?

Protons

28

What is the name of the neutrally charged particles in the nucleus of an atom?

Neutrons

29

Which particles orbit the nucleus of an atom in shells?

Electrons

30

What charge do electrons have?

They are negatively charged.