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Elements and compounds

Total questions: 44

Worksheet time: 20mins

Name
Class
Date
1.

Are Halogens metallic?

a)

True

b)

False

2.

Which of these elements are Halogens?

a)

Fluorine

b)

Helium

c)

Zinc

d)

Bromine

3.

What group are the Halogens?

a)

6.9

b)

7

c)

8

d)

3

4.

How many elements are Halogens?

a)

7

b)

6

c)

5

d)

2

5.

What is the Valency of a Halogen?

a)

1

b)

2

c)

-2

d)

-1

6.

All Halogens are Toxic.

a)

True

b)

False

7.

How many electrons do Halogens have in their outer shell?

a)

0

b)

1

c)

6

d)

7

8.

Which answer has the Chemical Symbols for the elements in Group 7?

a)

F, Cl, Br, I, At, Uus

b)

N, P, As, Sb, Bi, Uup

c)

Be, Mg, Ca, Sr, Ba, Ra

d)

Ab, Cd, Ef, Gh, Ij, Kz

9.

Which answer has an Atomic Number from the Halogens?

a)

9

b)

18

c)

34

d)

52

10.

You've seen the name many times, how do you spell it?

a)

Halogens

b)

Helogens

c)

Hallogens

d)

Halogans

11.

Which of the "Halogens" is found in liquid state at room temperature?

a)

Flourine

b)

Astatine

c)

Iodine

d)

Bromine

12.

Which of the "Halogens" has yellowish green color?

a)

Chlorine

b)

Bromine

c)

Flourine

d)

Iodine

13.

Which of the "Halogens" could able to make the strongest ionic bond with Sodium metal?

a)

Iodine

b)

Bromine

c)

Chlorine

d)

Flourine

14.

Which "Halogen" can able to replace Chlorine in Sodium Chloride?

a)

Flourine

b)

Bromine

c)

Iodine

d)

Astatine

15.

Which of the Halogen acids must be kept in plastic or rubber bottles to be stored?

a)

HCl

b)

HI

c)

HBr

d)

HF

16.

Group IA has 7 elements member, but for Alkali only has 6 elements member

a)

Incorrect

b)

Correct

17.

Which alkali metal is most reactive out of the following

a)

rubidium

b)

potassium

c)

sodium

d)

lithium

18.

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

a)

1

b)

2

c)

8

d)

7

19.

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

a)

increase

b)

decrease

20.

Which alkali metal has the symbol Cs

a)

Caesium

b)

Ceasium

c)

Calcium

d)

Sodium

21.

Is hydrogen an alkali metal?

a)

no

b)

yes

c)

maybe

22.

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

a)

decreases

b)

increases

23.

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

a)

hydrogen

b)

oxygen

c)

hydroxide

d)

carbon dioxide

24.

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

25.

What is the charge of a group 1 metal ion?

a)

1+

b)

2+

c)

1-

d)

2-

26.

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

27.

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

28.

Which of the followings is not an alkali metal?

a)

Li

b)

Cl

c)

K

d)

Cs

29.

Which alkali metals is the least reactive?

a)

Lithium

b)

Sodium

c)

Potassium

d)

Rubidium

30.

What is the general formula of a group 1 metal oxide?

a)

M2O

b)

MO

c)

MO2

d)

Mo

31.

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

a)

water

b)

oil

c)

vaults

d)

cotton

32.

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

a)

Neutral

b)

Acidic

c)

Alkaline

d)

Ionized

33.

Which alkali metal has the electron configuration 2.8.1

a)

Sodium

b)

Potassium

c)

Lithium

d)

Rubidium

34.

Which of the following alkali metals is the softest one?

a)

Li

b)

Na

c)

K

d)

Rb

35.

Which alkali metal tarnishes fast in air?

a)

Ca

b)

K

c)

Na

d)

Li

36.
Which of these is not a noble gas?
a)
Helium
b)
Argon
c)
Nitrogen
d)
Krypton
37.

6.15: Which of these is not a property of noble gases?

a)

Colourless

b)

Odourless

c)

Flammable

d)

Gas at room temperature

38.
True or false: Noble gases react with water
a)
True
b)
False
39.
Where are the nonmetals located on the periodic table?
a)
top left corner
b)
bottom left corner
c)
top right corner
d)
bottom left corner
40.
Name the group that contains inert (nonreactive) elements.
a)
noble gases
b)
halogens
c)
alkali metals
d)
alkaline earth metals
41.
________ are the COLUMNS on the periodic table and are organized by similar properties.
a)
Classifications
b)
Groups
c)
Periods
d)
Elements
42.
The blue atoms are called 
a)
metals
b)
nonmetals
c)
metalloids
d)
noble gases
43.
In which group would you find the Noble Gases?
a)
5
b)
6
c)
7
d)
8
44.
Which of the following is a noble gas that is heavier than air?
a)
Hydrogen
b)
Helium
c)
Argon
d)
Sodium

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