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The Periodic table

Total questions: 68

Worksheet time: 34mins

Name
Class
Date
1.

The order of elements in the periodic table is based on

a)

the number of protons in the nucleus.

b)

the electric charge of the nucleus.

c)

the number of neutrons in the nucleus.

d)

atomic mass.

2.

Atoms of elements that are in the same group have the same number of

a)

protons.

b)

neutrons.

c)

valence electrons.

d)

protons and neutrons.

3.

Which of the following elements is an alkali metal?

a)

calcium

b)

magnesium

c)

mercury

d)

sodium

4.

In Mendeleev's periodic table, elements in each column had similar

a)

atomic masses.

b)

properties.

c)

atomic numbers.

d)

symbols.

5.

How was Mendeleev's periodic table arranged?

a)

by increasing atomic mass

b)

by decreasing atomic mass

c)

by increasing atomic number

d)

by decreasing atomic number

6.

Each column of the periodic table is

a)

an element.

b)

a group.

c)

an isotope.

d)

a period.

7.

Most elements are

a)

metals.

b)

nonmetals.

c)

metalloids.

d)

semiconductors.

8.

Elements in an elemental family have similar

a)

atomic symbols.

b)

atomic sizes.

c)

atomic weights.

d)

chemical properties.

9.

The order of elements in the modern periodic table is based on an element's

a)

atomic number.

b)

name.

c)

chemical symbol.

d)

atomic mass.

10.

Which statement about the alkali metals is correct?

a)

They are located in the left-most column of the periodic table.

b)

They are extremely nonreactive.

c)

They are usually gases.

d)

They form negative ions with a 1- charge.

11.

Metals tend to be

a)

gases.

b)

dull.

c)

brittle.

d)

good conductors.

12.

Which group is very stable due to the fact that they have a full outermost energy level?

a)

alkali metals

b)

halogens

c)

alkaline-earth metals

d)

noble gases

13.

Which of the following is a property of group 18 elements?

a)

malleable

b)

brittleness

c)

high electrical conductivity

d)

unlikely to react with other elements

14.

Which of the following groups on the Periodic Table is likely to form positively charged ions (or cations)?

a)

group 1

b)

group 13

c)

group 17

d)

group 18

15.

Alkali metals are extremely reactive because they

a)

have every small atomic masses.

b)

are not solid at room temperature.

c)

have one valence electron that is easily removed to form a positive ion.

d)

have two valence electrons that form compounds with calcium and magnesium.

16.

From this element key of Nitrogen, determine the atomic mass of nitrogen

a)

7

b)

7.01

c)

14.01

d)

21.01

17.

Look at the periodic table. Which list of elements forms a group on the periodic table?

a)

Li, Be, B, C, N, O, F, and Ne

b)

He, Ne, Ar, Kr, Xe, and Rn

c)

B, Si, As, Te, and At

d)

Sc, Ti, V, Cr, Mn, Fe, Co, Cu, Ni, and Zd

18.

What are the elements in Group 1 known as?

(a)  

19.

How many electrons are in the outer shell of all elements in Group 1?

(a)  

20.

Select the elements that are in Group 1.

a)

Potassium

b)

Calcium

c)

Magnesium

d)

Lithium

e)

Sodium

21.

The Group 1 elements are all very ____________.

a)

reactive

b)

unreactive

22.

Select the properties of the Group 1 elements.

a)

Silvery solids

b)

Very hard metals

c)

Very soft metals

d)

High density

e)

Low density

23.

The reactivity of the Group 1 elements ______________ as you go down the group.

a)

decreases

b)

increases

c)

does not change

24.

Sodium is less reactive than which Group 1 elements?

a)

Lithium

b)

Potassium

c)

Rubidium

d)

Caesium

25.

The melting and boiling points of the Group 1 elements ______________ as you go down the group.

a)

decrease

b)

increase

c)

do not change

26.

Potassium has a lower boiling pointthan which Group 1 elements?

a)

Lithium

b)

Sodium

c)

Rubidium

d)

Caesium

27.

The equation for a reaction between sodium and water is:


sodium + water → sodium hydroxide + hydrogen

a)

True

b)

False

28.

Balance the symbol equation.


2K + H2O → (a)   KOH + H2

29.

Balance the equation for the reaction between sodium and oxygen.


(a)   Na + O2 → 2Na2O

30.

What name is given to elements in Group 7 on the periodic table?

a)

Alkali metals

b)

Halogens

c)

Alkali Earth Metals

d)

Metalloids

31.

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

a)

Flourine

b)

Astatine

c)

Iodine

d)

Bromine

32.

Which of these is a use for chlorine?

a)

in cosmetics

b)

in foods

c)

in cleaning equipment

d)

in clothing

33.

What colour is bromine?

a)

red-brown

b)

purple

c)

yellow-green

d)

yellow

34.

True or false? Halogens are metals.

a)

True

b)

False

35.

As you move down the group, halogens' reactivity...

a)

increases

b)

decreases

c)

doesn't change

d)

shows no trend.

36.

Which is the most reactive element in Group 7?

a)

Flourine

b)

Chlorine

c)

Bromine

d)

Astatine

37.

A displacement reaction involves...

a)

a solution turning brown or yellow.

b)

a less reactive element taking the place of a more reactive element.

c)

a dislocated hip.

d)

a more reactive element taking the place of a less reactive element.

38.

Would a displacement reaction occur for Bromine + Potassium Iodide?

a)

Yes

b)

No

c)

Maybe

39.

Which of the "Halogens" has yellowish green color?

a)

Chlorine

b)

Bromine

c)

Flourine

d)

Iodine

40.

Which halogen would be able to replace chlorine in sodium chloride?

a)

Flourine

b)

Bromine

c)

Iodine

d)

Astatine

41.

The melting and boiling point increases as you go down group 7

a)

true

b)

false

42.

What do you call the Group 0 elements?

a)

Halogens

b)

Noble Gases

c)

Alkali Metals

43.

Why are the Group 0 elements unreactive?

a)

Their outer shell is empty

b)

Their outer shell is half full

c)

Their outer shell is full

44.

Which Noble gas is more dense than air?

a)

Helium

b)

Neon

c)

Argon

45.

What is the trend in boiling point for noble gases?

a)

There is no trend.

b)

Boiling point decreases down the group.

c)

Boiling point increases down the group.

d)

All the boiling points are the same.

46.
Which noble gas is found in signs or light displays?
a)
Krypton
b)
Helium
c)
Argon
d)
Neon
47.
Another term for being chemically inactive is...
a)
Inert
b)
Inbert
c)
Insert
d)
Inmert
48.
Jenny asked her mum to buy a large balloon for her at the fair. When she got the balloon and let it go it floated up into the sky.
Why was this?
a)
the balloon was blown up by a strong wind
b)
the balloon contained helium gas
c)
the balloon contained carbon dioxide gas
49.

a)

Arsenic

b)

Argon

c)

Americium

d)

Antimony

50.

a)

H

b)

He

c)

Hm

d)

Hl

51.

a)

No

b)

Ni

c)

N

d)

Ne

52.

a)

K

b)

Ky

c)

Kr

d)

Kp

53.
True or false: Noble gases react with water
a)
True
b)
False
54.

Which block on this periodic table represents the transition metals?

a)

s block

b)

d block

c)

p block

d)

f block

55.

Which of the following is not a transition metals?

a)

sodium

b)

chromium

c)

iron

d)

nickel

56.

Which group of metals are transition metals usually compared to show that they have unique properties?

a)

group 7

b)

group 0

c)

group 1

d)

there is no specific comparison group

57.

Which groups on the periodic table are the transition metals between?

a)

group 1

b)

group 2

c)

group 3

d)

group 4

58.

true or false: The transition metals do not form coloured compounds. They are all white or grey.

a)

true

b)

false

59.

When compared to group 1 metals, the transition metals are...

a)

weaker

b)

stronger

60.

When compared to group 1 metals, the transition metals are...

a)

harder

b)

softer

61.

When compared to group 1 metals, the transition metals have...

a)

higher melting points

b)

lower melting points

62.

When compared to group 1 metals, the transition metals are...

a)

less reactive

b)

more reactive

63.

Which of the following is correct for transition metals?

a)

They can conduct electricity

b)

The cannot conduct electricity

c)

They cannot conduct heat

d)

They can conduct heat

64.

Transition metals can be stretched into wires. What is the name of this property?

(a)  

65.

Choose all of the transition metals from the list below

a)

potassium

b)

manganese

c)

copper

d)

beryllium

e)

cobalt

66.

Fe2+ and Fe3+ are both ions of iron. What is different about them?

a)

they have different numbers of protons

b)

they have different numbers of neutrons

c)

they have a different charge

d)

they are different elements

67.

Transition metals are added in small amounts to speed up the rate of some chemical reactions. They make them happen quicker but are not used up themselves. What are the transition metals being?

(a)  

68.

Platinum and gold are transition metals that are used in wedding rings. Which 2 properties makes them useful for this?

a)

These metals have low densities

b)

These metals do not react with water

c)

These metals do not react with air

d)

These metals have low melting points

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