Elements, Compounds and Mixtures MTA

Question 1

What is the name of Group 1 elements?

Answer 1

Alkali metals

Question 2

What is the name of Group 7 elements?

Answer 2

Halogens

Question 3

What is the name of Group 0 elements?

Answer 3

Noble gases

Question 4

What happens to the reactivity of Group 1 metals as you go down the group?

Answer 4

Reactivity increases

Question 5

What happens to the reactivity of Group 7 elements as you go down the group?

Answer 5

Reactivity decreases

Question 6

What happens to the melting and boiling points of Group 1 elements as you go down the group?

Answer 6

They decrease

Question 7

What happens to the melting and boiling points of Group 7 elements as you go down the group?

Answer 7

They increase

Question 8

Name the metals in the middle block of the periodic table (between groups 2 and 3)

Answer 8

Transition metals

Question 9

What word means metals can be drawn into a wire?

Answer 9

Ductile

Question 10

What word means ‘makes a ringing sound when hit’?

Answer 10

Sonorous

Question 11

Which word means ‘you can hammer it into different shapes’

Answer 11

malleable

Question 12

Give three properties of metals

Answer 12

Any three from:
Good conductor of electricity
Good conductor of heat
Sonorous
High melting point
High boiling point
Malleable
Ductile
Shiny
High density

Question 13

Give three properties of non-metals

Answer 13

Any three from:
Poor conductor of electricity
Poor conductor of heat
Low melting point
Low boiling point
Brittle
Low density

Question 14

What are the columns in the periodic table called?

Answer 14

Groups

Question 15

What are the rows in the periodic table called?

Answer 15

Periods

Question 16

Where are the metals on the periodic table?

Answer 16

On the left

Question 17

Where are the non-metals on the periodic table?

Answer 17

On the right

Question 18

Complete the equation:

lithium + water –>

Answer 18

lithium hydroxide + hydrogen

Question 19

Complete the equation:

sodium + water –>

Answer 19

sodium hydroxide + hydrogen

Question 20

What gas is produced when an alkali metal reacts with water?

Answer 20

Hydrogen

Question 21

Complete this displacement reaction:

chlorine + potassium bromide –>

Answer 21

potassium chloride + bromine

Question 22

What type of reaction is shown below?

chlorine + potassium bromide –> potassium chloride + bromine

Answer 22

Displacement reaction

Question 23

Name the reaction when a more reactive element replaces a less reactive element

Answer 23

Displacement reaction

Question 24

Which group of the periodic table contains unreactive elements?

Answer 24

Group 0 / noble gases

Question 25

Name the noble gas used in advertising signs

Answer 25

Neon