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GEN CHEM 1 - 1st SUMMATIVE TEST

Total questions: 50

Worksheet time: 50mins

Name
Class
Date
1.

Solids

a)

have definite shape and volume

b)

are compressible

c)

particles can change places

d)

no definite shape and volume

2.

Liquids

a)

have definite shape and volume

b)

particles cannot change places

c)

shape depends on the container for it has no definite shape

d)

no definite shape and volume

3.

Which of the following is the process of change in form from a liquid to gas

a)

melting

b)

evaporation

c)

condensation

d)

freezing

4.

Which of the following is the process of change in form from a liquid to solid

a)

melting

b)

evaporation

c)

condensation

d)

freezing

5.

How can you change liquid to gas?

a)

keep it in a bottle

b)

place it in the freezer

c)

heat it on the stove

d)

leave it outside while raining

6.

Salad is an example of

a)

Homogeneous Mixture

b)

Heterogeneous Mixture

c)

Element

d)

Compound

7.

Mayonnaise is an example of

a)

Homogeneous Mixture

b)

Heterogeneous Mixture

c)

Element

d)

Compound

8.

Which of the following is an example of an Element

a)

Sodium

b)

Water

c)

Carbonate

d)

Glucose

9.

Which of the following is an example of a Compound

a)

Salt

b)

Ferrum

c)

Iodine

d)

Lithium

10.

A __________ is a substance made of 2 or more elements that are chemically combined in a set ratio

a)

compound

b)

element

c)

atom

d)

ion

11.

A __________ is a substance made of 2 or more substances that are together in the same place, but their atoms are not chemically bonded

a)

mixture

b)

molecule

c)

compound

d)

pure substance

12.

A __________ mixture is when you can usually see the different parts and they can easily be separated

a)

heterogeneous

b)

homogeneous

c)

compound

d)

solution

13.

A __________ mixture is when the parts of the mixture are evenly mixed and you can't see the different parts

a)

heterogeneous

b)

homogeneous

c)

compound

d)

solution

14.

__________ are substances that cannot be broken down into simpler components

a)

elements

b)

compounds

c)

molecules

d)

mixtures

15.

An element is made up of only one kind of __________

a)

atom

b)

compound

c)

molecule

d)

isotope

16.

Which among the following is an element?

a)

silver

b)

brass

c)

bronze

d)

steel

17.

The element having the symbol I

a)

Iodine

b)

Iron

c)

Iridium

d)

Indium

18.

Which of the following is NOT a Physical Property of matter?

a)

Oxidation

b)

Density

c)

Mass

d)

Solubility

19.

Which of the following is NOT a Chemical Property of matter?

a)

Length

b)

Reaction with Water

c)

Flammability

d)

Toxicity

20.

A Property of Matter that is DEPENDENT on the how much matter is on the object or substance

a)

Extensive Property

b)

Intensive Property

c)

Physical Property

d)

Chemical Property

21.

A Property of Matter that is INDEPENDENT on the how much matter is on the object or substance

a)

Extensive Property

b)

Intensive Property

c)

Physical Property

d)

Chemical Property

22.

Which of the following is an example of Physical Change

a)

frying an egg

b)

melting of ice

c)

spoiling of milk

d)

decaying of plants

23.

Which of the following is an example of Chemical Change

a)

sugar plus water

b)

vinegar plus baking soda

c)

cutting a paper

d)

breaking of glass

24.

When a substance is dissolved it is termed as

a)

solvent

b)

solute

c)

solution

d)

mixture

25.

When a substance dissolves another substance it is termed as

a)

solvent

b)

solute

c)

solution

d)

mixture

26.

The termed used when a substance is capable of being dissolved, example is salt in water

a)

soluble

b)

insoluble

c)

miscible

d)

immiscible

27.

The termed used when a 2 liquids are not capable of being mixed together, example is cooking oil and water

a)

soluble

b)

insoluble

c)

miscible

d)

immiscible

28.

The Laboratory is an excellent place to

a)

Run around and play tag.

b)

Play joke or prank on a fellow classmate.

c)

Have a snack.

d)

Run an experiment.

29.

These are used to hold test tubes while they are heated

a)

Tongs

b)

Tripods

c)

Test tube racks

d)

Test tube holder

30.

It is used to measure the volume of liquids very precisely

a)

Beaker

b)

Erlenmeyer flask

c)

Graduated cylinder

d)

Test tube

31.

It is used to crush, grind and mix solid substances

a)

Stirring rod

b)

Evaporating dish

c)

Mortar and pestle

d)

Watch glass

32.

It is used best for swirling and mixing chemicals

a)

Beaker

b)

Erlenmeyer flask

c)

Graduated cylinder

d)

Test tube

33.

It is used for heating which is attached to a gas source

a)

Bunsen burner

b)

Alcohol lamp

c)

Tripod

d)

Erlenmeyer flask

34.

It is used for heating in the absence of a Bunsen burner and is fueled by alcohol

a)

Bunsen burner

b)

Alcohol lamp

c)

Tripod

d)

Wire Gauze

35.

A material used to identify substances whether it is an acid or base

a)

filter paper

b)

litmus paper

c)

construction paper

d)

bond paper

36.

He was the first to have the idea that all matter was composed of tiny, indivisible particles called atoms.

a)

Aristotle

b)

Democritus

c)

Plato

d)

Galileo

37.

He is often called the "father of modern chemistry"

a)

John Dalton

b)

Antoine Lavoisier

c)

Niels Bohr

d)

Ernest Rutherford

38.

These are composed of atoms of more than one element

a)

atoms

b)

compounds

c)

chemical equation

d)

ions

39.

Atoms comes from the Greek word

a)

'atomos' meaning smallest

b)

'atomos' meaning indivisible

c)

'mikro' meaning smallest

d)

'mikro' meaning indivisible

40.

He formulated the atomic model 'plum pudding model'

a)

John Dalton

b)

J.J. Thomson

c)

Ernest Rutherford

d)

Niels Bohr

41.

He discovered the electrons in atoms in 1897

a)

John Dalton

b)

J.J. Thomson

c)

Ernest Rutherford

d)

Niels Bohr

42.

He stated that electrons do not move in set paths around the nucleus but rather we have 'cloud of probability' which we are more likely to find an electron.

a)

John Dalton

b)

Erwin Schrodinger

c)

Ernest Rutherford

d)

Niels Bohr

43.

An atom is composed of

a)

1 subatomic particle

b)

3 subatomic particles

c)

2 subatomic particles

d)

4 subatomic particles

44.

Atomic mass is mainly affected by

a)

the number of protons and electrons

b)

the number of protons and neutrons

c)

the number of electrons and neutrons

d)

the number of neutrons only

45.

These subatomic particles are moving around the nucleus of an atom

a)

protons

b)

electrons

c)

neutrons

d)

ions

46.

In a stable element, the atomic number

a)

is same with the atomic mass

b)

is same with the number of protons

c)

is same with the number of neutrons

d)

depends on the size of the nucleus

47.

ATOMIC NO = 79

ATOMIC MASS = 197

PROTONS = 79

ELECTRONS = 79

NEUTRONS = (a)  

48.

ATOMIC NO = 19

ATOMIC MASS = (a)  

PROTONS = 19

ELECTRONS = 19

NEUTRONS = 20

49.

PROTONS = (a)  

ATOMIC MASS = 91

NEUTRONS = 51

50.

ELECTRONS = 86

ATOMIC MASS = 222

NEUTRONS = (a)  

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