Periodic Table

Question 1

What are the characteristics of group one?

Answer 1

Alkali, soft, low melting point, low density

Li, Na, K, Rb, Cs, Fc

Question 2

What are the characteristics of group 0?

Answer 2

Noble gases, unreactive, full outer shell of electrons

Question 3

What are the characteristics of group 7?

Answer 3

Halogens, react with sodium (Na), form salts when reacted with metals, get darker and more solid as they go down the group.

Question 4

What are the group 1 elements?

Answer 4

Lithium (Li), Sodium (Na), Potassium (K), Rubidium (Rb), Caesium (Cs), Francium (Fc)
They go from least reactive to most reactive

Question 5

What are the group 7 elements?

Answer 5

Fluorine (F), Chlorine (Cl), Bromine (Br), Iodine (I), Astatine (A)
They go from most reactive to least reactive

Question 6

What colour light is argon?

Answer 6

Blue

Question 7

What’s neon used for?

Answer 7

Neon lights

Question 8

What does fluorine look like at room temperature?

Answer 8

Poisonous yellow gas

Question 9

What does chlorine look like at room temperature?

Answer 9

Green gas

Question 10

What does bromine look like at room temperature?

Answer 10

Red-brown liquid

Question 11

What does iodine look like at room temperature?

Answer 11

Grey solid purple vapours

Question 12

What charge do halogens have?

Answer 12

1-

Question 13

What happens to the melting/boiling points of halogens as you go down the group?

Answer 13

Increase