wayground logo

Free Printable Worksheets

NEW

Font size

S
M
L
XL
Worksheets

Periodic Trends Adv. Chem

Total questions: 24

Worksheet time: 33mins

Name
Class
Date
1.
As you move down the periodic table atoms get bigger.  This is because ____________.
a)
The atoms have more mass.
b)
The atoms have more protons.
c)
The atoms have more energy levels
d)
The atoms have more nuetrons
2.

As you move across the periodic table atoms tend to get smaller because, ______________.

a)

the atoms have more mass.

b)

the atoms have less mass

c)

the atoms have a bigger effective nuclear charge

d)

the atoms have less electrons.

3.

Which atom has the largest atomic radius?

a)

potassium

b)

rubidium

c)

francium

d)

cesium

4.

The atom with the largest atomic radius in Group 18 is

a)

Ar

b)

He

c)

Kr

d)

Rn

5.

Which of these has the largest atomic radius?

a)

oxygen

b)

fluorine

c)

sulfur

d)

chlorine

6.

Order the following from smallest to largest atomic radius:

Ra, Be, Ca, Rb, H

a)

Ra, Be, Rb, H, Ca

b)

Rb, H, Ca, Be, Ra

c)

Ra, Rb, Ca, Be, H

d)

H, Be, Ca, Rb, Ra

7.

Why does Cs have a larger radius than Na?

a)

It has more energy levels

b)

It has fewer energy levels

c)

It has a more effective nuclear charge

d)

It has a less effective nuclear charge

8.

In the following configuration, which electrons are the core electrons? 1s2 2s2 2p6 3s2 3p4

a)

1s2 2s2 2p6

b)

3s2 3p4

c)

1s2 2s2

d)

2s2 2p6 3s2 3p4

9.
Ionization energy is...
a)
the energy required to add an electron to a specific atom
b)
how much energy it takes to remove an electron from an atom
c)
the energy required to shield the outer electrons from the nucleus
d)
a measure of the ability of an atom to attract electrons
10.

What is a positive ion called?

a)

anion

b)

cation

c)

isotope

d)

covalent

11.

What is a negative ion called?

a)

anion

b)

cation

c)

covalent

d)

isotope

12.
How many total electrons does O-2 (an oxide ion) have?
a)
8
b)
10
c)
6
d)
18
13.

Which has the highest ionization energy?

a)

Arsenic

b)

Iron

c)

ZInc

d)

Cobalt

14.
Which of the following sequences corresponds to a correct trend in ionization energy?
a)
Cl > S > P > Al
b)
Sr > Ca > Mg > Be
c)
Rb > K > Na > Li
d)
Rb > Sr > I > Xe
15.

Which species has the larger radius?

a)

Na

b)

Na+

16.

Which ion has the larger radius?

a)

Cl -1

b)

P -3

17.

Which species has the larger radius?

a)

Ne

b)

F-

18.

The electrons in a polar covalent molecule are shared...

a)

Evenly

b)

Unevenly

c)

Electrons are not shared

d)

None of the Above

19.

A diatomic molecule like O2 is always _____ because electrons are shared _____

a)

nonpolar; unequally

b)

polar; equally

c)

nonpolar; equally

d)

polar; unequally

20.
The most electronegative atom in the periodic table is:
a)
Fluorine
b)
Helium
c)
Neon
d)
Francium
21.
Put these in order of increasing electronegativity:
Se, S, and O
a)
Se < S < O
b)
Se < O < S
c)
O < S < Se
d)
S < Se < O
22.

Which has the largest E.N. ?

a)

N

b)

O

c)

C

d)

B

23.

Which shows increasing E.N. ?

a)

F, Cl, Br, I

b)

Cl, Si, Al, Na

c)

Ba Mg, Cl, F

d)

O, Se, K, Rb

24.

The ability to attract an electron in a chemical bond

a)

electronegativity

b)

electron affinity

c)

metallic character

d)

ionization energy