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Unit 1 Matter: Mid Unit Skills Check

Total questions: 60

Worksheet time: 44mins

Name
Class
Date
1.

(a)   are the building blocks of matter

2.
What are the three states of matter?
a)
solid, volume, mass
b)
density, volume, mass
c)
solid, liquid, gas
d)
density, gas, volume
3.
I am 2 or more elements chemically bonded.
a)
atom
b)
molecule
c)
compound
d)
mixture
4.
Which 2 kinds of particles make up the nucleus of an atom?
a)
electrons and neutrons
b)
electrons and nuclei
c)
protons and neutrons
d)
protons and kryptons
5.
Which particle carries a negative charge?
a)
protons
b)
neutrons
c)
electrons
6.
A pure substance that cannot be broken down into any other substance by chemical or physical means. There are about 100 of us shown in the Periodic Table
a)
compound
b)
mixture
c)
molecule
d)
element
7.
What kind of charge do protons have?
a)
positive
b)
negative
c)
neutral
8.
Neutrons have a ________ charge.
a)
positive
b)
negative
c)
neutral
9.

What element is represented in this Bohr Model?

a)

Carbon

b)

Hydrogen

c)

Aluminum

d)

Lithium

10.
What is the mass number of this atom?
a)
1
b)
3
c)
4
d)
7
11.
What is the name of this element?
a)
Lithium
b)
Boron
c)
Carbon
d)
Neon
12.

Which of the following element is an example of Halogen

a)

Sodium

b)

Magnesium

c)

Fluorine

d)

Carbon

13.

Highly reactive

a)

Alkali metal

b)

Noble gases

c)

Rare earth metals

d)

Neon

14.

Which family(group) of metals have two electrons in the outer most energy level?

a)

Lanthanides

b)

Halogens

c)

Oxygen family

d)

Alkaline earth metals

15.

------ are poor conductors of heat and electricity

a)

Transition metals

b)

All metals

c)

Non metals

d)

Copper

16.

The electrons in the outer most energy level of an atom is also known as

a)

Active electrons

b)

Inert electrons

c)

Valence electrons

d)

None of the above

17.

Boron is an example of

a)

Metalloid

b)

Metal

c)

Non metal

d)

Inert gas

18.

Elements of the same group have similar chemical properties

a)

False

b)

True

c)

Not enough information

d)

May be true

19.
Which properties are characteristic of the Group 1 metals?
a)
high reactivity and the formation of unstable compounds
b)
low reactivity and the formation of unstable compounds
c)
high reactivity and the formation of stable compounds
d)
low reactivity and the formation of stable compounds
20.
Gold (Au)
a)
Transition Metal
b)
Alkali Metal
c)
Alkaline Earth Metal
d)
Heavy Metal
21.

The is family has properties of both metals and nonmetals.

a)

Alkali

b)

Halogens

c)

Nonmetals

d)

Metalloids

22.

This type of element is dull, brittle solids and gases, insulators, poor conductors of heat and electricity, as well as having low melting points.

a)

metals

b)

metalloids

c)

nonmetals

23.

Why is element Hydrogen not included in the Alkali Family?

a)

It is a metalloid.

b)

It is non-metal.

c)

It is a halogen.

d)

It is a noble gas.

24.

Which element that is not a transition metal?

a)

Osmium

b)

Titanium

c)

Gold

d)

Radon

25.
Question #1: The vertical columns on the periodic table are called
a)
periods
b)
groups
c)
families
d)
elements
26.
Question #2: The horizontal rows on the periodic table are called
a)
periods
b)
groups
c)
families
d)
elements
27.
Use the periodic table to identify which element is located in group 17 and period 6
a)
Fr
b)
Ar
c)
At
d)
C
28.
Use the periodic table to identify which element is located in period 4 and group 7.
a)
Mn
b)
Rf
c)
Be
d)
Fe
29.
Most elements on the periodic table are
a)
non-metals
b)
halogens
c)
metals
d)
noble gases
30.
Almost all of the non-metals are located in the _____   _____________ corner of the periodic table.
a)
bottom right
b)
top left
c)
top right
d)
bottom left
31.
Where is the atomic number located for each element on your periodic table?
a)
Side
b)
Top
c)
Bottom
d)
Middle
32.
True or False: The atomic number of an element is always a whole number?
a)
True
b)
False
33.

the positively charged subatomic particle contained in the nucleus of an atom

a)

proton

b)

neutron

c)

electron

d)

matter

34.

a negatively charged subatomic particle that orbits the nucleus of an atom

a)

proton

b)

neutron

c)

electron

d)

matter

35.

What does the atomic mass tell you?

a)

Basically,the number of electrons and protons

b)

The number of neutrons

c)

Basically, the number of protons and neutrons

d)

The number of protons.

36.
The atomic number of this pictured element is
a)
28
b)
58.6934
c)
Ni
d)
Nickel
37.

What period is Lead (Pb) in?

a)

6

b)

4

c)

Metals

d)

4A

38.

Which group of the periodic table is composed of inert (not reactive) gases with 8 valence electrons?

a)

alkali metals

b)

alkaline earth metals

c)

halogens

d)

noble gases

39.
a)

Element

b)

Compound

c)

Homogeneous Mixture

d)

Heterogeneous Mixture

40.

Sweet Tea, everything is mixed evenly and looks the same.

a)

Heterogeneous Mixture

b)

Homogeneous Mixture

41.
a)

Element

b)

Compound

c)

Homogeneous Mixture

d)

Heterogeneous Mixture

42.
a)

Element

b)

Compound

c)

Homogeneous Mixture

d)

Heterogeneous Mixture

43.
a)

Homogeneous Mixture

b)

Heterogeneous Mixture

44.

2 or more different elements that are bonded together is called...

a)

A. element

b)

B. compound

c)

C. mixture

d)

D. solution

45.
A substance that contains only one type of atom is a(n)
a)
compound
b)
element
c)
heterogeneous mixture
d)
homogeneous mixture
46.
Which of the following lists only elements?
a)
H2O + OH, MgCl2
b)
H2O, KF, Ne
c)
KCl, Ag, Au
d)
K, Cl, N
47.
Which of the following is an example of a heterogenous mixture?
a)
soap
b)
a salad with lettuce, olives, and tomatoes
c)
cup of coffee
d)
water
48.
Which of the following selections are the different types of mixtures?
a)
heterogenous, homogenous
b)
acid, base
c)
metal, nonmetal
d)
element, compound
49.
This type of mixture looks the same throughout. 
a)
Homogenous
b)
Heterogeneous
50.
a)

Compound

b)

Mixture

c)

Element

51.
a)

Element

b)

Compound

c)

Mixture of elements and compounds

d)

Mixture of elements

52.
a)

Elements

b)

Mixture of Elements

c)

Compound

d)

Mixture of Compounds

53.

Which statement is true about compounds?

a)

a pure substance where two or more elements are chemically combined

b)

a homogenous mixture of 2 or more elements

c)

a pure substance containing only one type of atom

d)

a heterogeneous mixture of 2 or more elements chemically combined

54.

What type of mixture has a positive tyndall effect?

a)

Solution

b)

Suspension

c)

Pure Substance

d)

Colloid

55.

Which of the following is matched incorrectly.

a)

Air: compound

b)

Steel alloy: homogeneous mixture

c)

Glucose (C6H12O6): compound

d)

Cookies & Cream: heterogenous mixture

56.

How are Mixtures made?

a)

Chemically

b)

Physically

c)

Physically and Chemically

d)

Found in Nature

57.

Lucky Charms Cereal

a)

Compound

b)

Element

c)

Mixture

58.

Salt (NaCl)

a)

Compound

b)

Element

c)

Mixture

59.
Elements can be broken down into simpler substances. 
a)
false 
b)
true 
c)
sometimes 
60.
The building block of matter is
a)
Mixture
b)
Atom
c)
Element
d)
Substance