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8F alkali metal Group 1

Total questions: 33

Worksheet time: 16mins

Name
Class
Date
1.
Alkali metals are found in which group of the periodic table?
a)
Group 1
b)
Group 2
c)
Group 7
d)
group 8 
2.
Which of the following is the most reactive in water?
a)
Lithium
b)
Sodium
c)
Potassium
3.
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
4.
What is the symbol equation for the reaction between sodium hydroxide and water?
a)
2Na + 2H2O → 2NaOH + H2
b)
Na + H2O → NaOH + H
c)
Na + H20 → NaCl + CO2
d)
2Na + 2H2O → 2NaH2 + O2
5.

Alkali are so reactive to air they are generally stored in what?

a)

Water

b)

Oil

c)

Vaults

d)

Cotton

e)

a vacuum

6.
True or false: Alkali Metals are so soft they can be cut with a knife?
a)
True
b)
False
7.
True or False: Lithium under normal conditions is the lightest metal?
a)
True
b)
False
8.
As Alkali Metals atomic number increases their melting point?
a)
Increases
b)
Decreases 
c)
Stays the same
9.
--------------------- is released when alkali metal react with water
a)
Hydrogen
b)
Oxygen
c)
Metahne
d)
Carbon di oxide
10.

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

a)

increases

b)

decreases

11.

Which alkali metal is the least reactive?

a)

lithium

b)

sodium

c)

potassium

d)

rubidium

12.

What is the chemical symbol for Lithium?

a)

K

b)

Na

c)

Po

d)

So

e)

Li

13.

What is the chemical symbol for Potassium?

a)

K

b)

Na

c)

Po

d)

So

e)

Li

14.

When group 1 metals react with water they produce what kind of solution

a)

neutral

b)

acidic

c)

alkaline

d)

deionized

15.

Is hydrogen an alkali metal?

a)

no

b)

yes

c)

maybe

16.

Which gas is released when the alkali metals react with water?

a)

hydrogen

b)

oxygen

c)

hydroxide

d)

carbon dioxide

17.

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

18.

What is the formula of a group 1 metal oxide?

a)

M2O

b)

MO

c)

MO2

d)

Mo

19.

How many protons does a sodium atom have?

a)

11

b)

23

c)

12

20.

How many electrons does a sodium atom have?>

a)

11

b)

23

c)

12

21.

It has yellow color if you conduct flame test to this element. This element is ...

a)

Lithium

b)

Sodium

c)

Potassium

d)

Rubidium

22.

Which group of the periodic table are alkali metals found in?

a)

Group 1

b)

Group 2

c)

Group 7

d)

Group 8

23.

Which of the followings is the most reactive alkali metal in water?

a)

Lithium

b)

Sodium

c)

Potassium

d)

Hydrogen

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.

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

a)

water

b)

oil

c)

vaults

d)

cotton

26.

Which of the following are properties of metals

a)

Dull

b)

conducts thermal energy

c)

non-conductor of electricy

d)

liquid at room temperature

e)

maleable

27.

Lithium, potassium and sodium belong to a group of metals called the Alkali metals - we know that they have one electron in their outside shell because...

a)

they are in group 7 of the periodic table

b)

they are in group one of the periodic table

c)

they are in period 1 of the periodic table

28.
Which is not a Alkali Metal?
a)
Lithium
b)
Sodium
c)
Gold
d)
Potassium
29.
Which substance supports burning?
a)
Hydrogen
b)
Nitrogen
c)
Oxygen
d)
Carbon Dioxide
30.
What is the test for Oxygen gas?
a)
Litmus paper
b)
Glowing splint
c)
"Pop" sound
d)
Red flame
31.

Hydrogen's symbol is:

a)

H

b)

Hy

c)

Hd

d)

Ho

32.

Hydrogen has a (a)   structure


Hint: H2

33.

How can you test for hydrogen gas?

a)

sniff it

b)

squeaky pop test

c)

add universal indicator

d)

add lemon water

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