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g10 group 1 metals

Total questions: 30

Worksheet time: 45mins

Name
Class
Date
1.

Is a group one metal

a)

Mg

b)

Li

c)

Br

d)

Ag

2.

In terms of electrons, what do group 1 elements have in common?

a)

1 electron in the outer shell

b)

1 electron in total

c)

1 electron on the first shell

d)

They all have the same number of electrons

3.
What is the atomic number of lithium
a)
1
b)
2
c)
3
d)
4
4.
True or False: All alkali metals have odd atomic numbers?
a)
True
b)
False
5.
Which is not a Alkali Metal?
a)
Lithium
b)
Sodium
c)
Gold
d)
Potassium
6.

How many electrons does a sodium atom have?>

a)

11

b)

23

c)

12

7.

Which of the following is NOT a property of group 1 metals?

a)

More dense than water

b)

less dense than water

c)

low melting point

d)

soft

8.

Is hydrogen an alkali metal?

a)

no

b)

yes

c)

maybe

9.

What happens to the atomic radius of the alkali metals as you move down the group?

a)

increase

b)

decrease

10.

Which alkali metal is most reactive out of the following

a)

rubidium

b)

potassium

c)

sodium

d)

lithium

11.

How many protons does a sodium atom have?

a)

11

b)

23

c)

12

12.

How does a group 1 metal atom form an ion?

a)

lose 1 electron

b)

lose 2 electrons

c)

gain 1 electron

d)

gain 2 electrons

13.

Which alkali metal has the symbol Cs

a)

Caesium

b)

Ceasium

c)

Calcium

d)

Sodium

14.

Which alkali metal is very important for battery industry?

a)

Fr

b)

Na

c)

Li

d)

Cs

15.

Which alkali metal has the electron configuration 2.8.1

a)

Sodium

b)

Potassium

c)

Lithium

d)

Rubidium

16.

What colour do the alkali metals turn the universal indicator when they are added to the water?

a)

Orange

b)

Red

c)

Blue

d)

Green

17.

What kind of solution is produced when group 1 metals react with water?

a)

Neutral

b)

Acidic

c)

Alkaline

d)

Ionized

18.

.................. is released when alkali metals react with water.

a)

Hydrogen

b)

Oxygen

c)

Metahne

d)

Carbon dioxide

19.

Alkali are so reactive to air. Because of that they are generally stored in ......

a)

water

b)

oil

c)

vaults

d)

cotton

20.

What happens to the melting point of the alkali metals as you move down the group?

a)

decreases

b)

increases

c)

no change

d)

first increases than decreases

21.

Which alkali metals is the least reactive?

a)

Lithium

b)

Sodium

c)

Potassium

d)

Rubidium

22.

How many electrons do the alkali metals have in their outer most shell?

a)

1

b)

2

c)

8

d)

7

23.

Which of the followings is not an alkali metal?

a)

Li

b)

Cl

c)

K

d)

Cs

24.
What is formed when sodium reacts with water?
a)
sodium oxide and hydrogen
b)
sodium hydroxide and hydrogen
c)
sodium hydroxide and oxygen
d)
sodium hydroxide and carbon dioxide
25.
Which of the following is the most reactive in water?
a)
Lithium
b)
Sodium
c)
Potassium
26.
Alkali metals are found in which group of the periodic table?
a)
Group 1
b)
Group 2
c)
Group 7
d)
group 8 
27.
The least reactive alkali metal is ..........
a)
Ceasium
b)
Potassium
c)
Lithium
d)
Rubidium
28.
Which of the following is the most reactive in water?
a)
Lithium
b)
Sodium
c)
Potassium
29.

What is the symbol equation for the reaction between Potassium and water?

a)

2K + 2H2O → 2KOH + H2

b)

2Na + 2H2O → 2NaOH + H

c)

2K + H2O → 2KOH + CO2

d)

2Na + 2H2O → 2NaOH + CO2

30.

Which of the followings is not an alkali metal?

a)

Li

b)

Cl

c)

K

d)

Cs

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