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Periodic Trends Practice

Total questions: 45

Worksheet time: 55mins

Name
Class
Date
1.
a)

electronegativity

b)

ionization energy

c)

electron

d)

atomic radius

2.

increases from left to right on the periodic table

a)

ionization energy

b)

atomic radius

c)

elements

d)

electronegativity

3.

The most electronegative element

a)

bromine

b)

fluroine

c)

iodine

d)

hydrogen

4.

In general __ increases across a period and decreases down a group

a)

ionization energy

b)

electronegativity

c)

periodic table

5.

nucleus of the atom

a)

- charged

b)

0 charged

c)

+ charged

6.

As you move down a group, atomic radius increases because ____.

a)

you add more and more neutrons

b)

you add more and more protons

c)

you add more and more shells (energy levels)

d)

you add more atomic mass

7.

The atom with the largest atomic radius in Group 18 is ___.

a)

Ar

b)

He

c)

Kr

d)

Rn

8.
As you move across the periodic table from left to right, the atomic radius decreases.  This is because - 
a)
the number of protons increases, so attraction to electrons increases
b)
the number of energy levels increases
c)
the number of electrons increases
d)
the atomic mass increases
9.

The atom with the largest atomic radius in Period 4 (row 4) is ____.

a)

K

b)

Kr

c)

Fe

d)

Fe

10.
Electronegativity is...
a)
the ability of an atom to attract/ accept electrons
b)
the ability of an atom to lose electrons
c)
the energy required to remove an electron from a specific atom
d)
how easy it is to make friends. 
11.

Electronegativity __________ from left to right across a period and __________ from top to bottom down a group.

a)

decreases, increases

b)

increases, increases

c)

increases, decreases

d)

stays the same, increases

12.

Ionization energy is defined as ____.

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

13.
The atom with the largest atomic radius in Group 18 is - 
a)
Ar
b)
He
c)
Kr
d)
Rn
14.
As you move down a group, atomic radius increases because - 
a)
you add more and more neutrons
b)
you add more and more protons
c)
you add more and more shells (energy levels)
d)
you add more atomic mass
15.
The atom with the largest atomic radius in Period 4 (row 4) is - 
a)
K
b)
Kr
c)
Fe
d)
Fe
16.
Francium (Fr) has the lowest ionization energy in Group 1 because - 
a)
it has the smallest number of valence electrons
b)
it has the greatest atomic mass
c)
it has the greatest number of protons, so it attracts its electrons the strongest
d)
its 1 valence electron is very far from the nucleus, so little energy is needed to remove it
17.
The element with the smallest ionization energy in Period 6 is - 
a)
Rn
b)
Cs
c)
Os
d)
Tm
18.

Of the halogens, which has the smallest radius?

a)

F

b)

Br

c)

He

d)

At

19.

Which of the following will have a lower ionization energy than Scandium (Sc)?

a)

Helium (He)

b)

Titanium (Ti)

c)

Calcium (Ca)

d)

Magnesium (Mg)

20.

Which of the following will have a higher electronegativity than arsenic (As)?

a)

Carbon (C)

b)

Neon (Ne)

c)

Antimony (Sb)

d)

Germanium (Ge)

21.

Which of the following halogens has the greatest electronegativity?

a)

Chlorine (Cl)

b)

Bromine (Br)

c)

Iodine (I)

d)

Astatine (At)

22.

Which group of elements has the lowest ionization energies?

a)

Alkali Metals (Group 1)

b)

Alkaline Earth Metals (Group 2)

c)

Halogens (Group 17)

d)

Noble Gases (Group 18)

23.

What is the amount of energy required to remove an electron from an atom?

a)

atomic energy

b)

ionization energy

c)

ionic energy

d)

electron energy

24.

What is one-half the distance between the nuclei of identical atoms that are bonded together?

a)

atomic radius

b)

atomic diameter

c)

atomic width

d)

atomic length

25.

What is a measure of the tendency of an atom to attract a bonding pair of electrons when the atom is in a compound?

a)

ionization energy

b)

electropositivity

c)

electronegativity

d)

electron energy

26.

What is a positively-charged ion which forms when an atom loses electrons?

a)

atom

b)

ion

c)

cation

d)

anion

27.

What is a vertical (up and down) column in the periodic table?

a)

group or family

b)

period

c)

periodic law

d)

octet rule

28.
Which atom has the largest atomic radius?
a)
potassium
b)
rubidium 
c)
francium
d)
cesium
29.

Select the element with the largest atomic radius

a)

Potassium

b)

Scandium

c)

Gallium

d)

Arsenic

30.

Select the element most likely to gain an electron

a)

Bromine

b)

Fluorine

c)

Chlorine

d)

Iodine

31.

Select the sequence that correctly orders from smallest to largest atomic radius

a)

Sn, Y, Ru

b)

Cu, Ga, Br

c)

Al, S, Na

d)

F, N, Li

32.

Select the group that is the most reactive metals

a)

Transition Metals

b)

Alkali Earth Metals

c)

Alkali Metals

d)

Halogens

33.

Select the element with the highest ionization energy

a)

Sodium

b)

Aluminum

c)

Phosphorous

d)

Chlorine

34.

Select the element that is a metalloid

a)

Gallium

b)

Boron

c)

Oxygen

d)

Magnesium

35.

Select the element with the largest atomic radius

a)

Cesium

b)

Lithium

c)

Hydrogen

d)

Potassium

36.

Select the element with the highest electronegativity

a)

Chlorine

b)

Silicon

c)

Argon

d)

Magnesium

37.

Select the element that has 3 valence electrons

a)

Calcium

b)

Sodium

c)

Aluminum

d)

Sulfur

38.

Select the element that is a nonmetal

a)

Copper

b)

Lead

c)

Hydrogen

d)

Sodium

39.

What element is found in Group 5 period 4?

a)

Zirconium

b)

Magnesium

c)

Strontium

d)

Vanadium

40.

Select the sequence of increasing electronegativity.

a)

Sn, Ag, I

b)

I, Sn, Ag

c)

Ag, Sn, I

d)

Sn, I, Ag

41.

Select the element with the lowest ionization energy.

a)

Barium

b)

Beryllium

c)

Magnesium

d)

Strontium

42.

What group contains elements with 7 valence electrons

a)

Noble Gasses

b)

Alkali Earth Metals

c)

Halogens

d)

Transition Metals

43.

Which element is most likely to lose an electron?

a)

Zinc

b)

Arsenic

c)

Bromine

d)

Potassium

44.
What is the name of family I
a)
Alkaline Earth Metals
b)
Boron Family
c)
Alkali Metals
d)
Halogen Family
45.

Elements in d-block are also known as the __________.

a)

Inner Metals

b)

Transition Metals

c)

Weirdos

d)

Changelings

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