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Examen de química

Total questions: 31

Worksheet time: 8hrs 45mins

Name
Class
Date
1.

What types of solid are the rubber and glass

a)

Crystalline

b)

Viscosity

c)

Amorphous

d)

Tension

2.

what is the state of a fog or a cloud?

a)

Liquid

b)

Solid

c)

Gas

3.

Force of its outward push decided by the area

a)

Pressure

b)

Volumen

c)

Mass

4.

Hhat has a definite volume no define shape

a)

Gas

b)

Solid

c)

Liquid

d)

other

5.

What has a definite shape and volume

a)

Liquid

b)

Gas

c)

Solid

d)

Vaporization

6.

The amount of space that matter fills is its

a)

Gas

b)

Volume

c)

Mass

d)

Area

7.

A state of matter with a definite volume, but no definite shape is a

a)

Gas

b)

Liquid

c)

Solid

d)

Volume

8.

A________will always take the shape and volume of its container.

a)

Volume

b)

Liquid

c)

Solid

d)

Gas

9.

The_______is a measure of the average speed of the particles in a substance.

a)

Solid

b)

Sublimation

c)

Temperature

d)

This no

10.

A_____has a definite volume but no shape of its own.

a)

Liquid

b)

Gas

c)

Sublimation

d)

Solid

11.

The ______of a gas is the force of its outward push divided by the area of the walls of its container.

a)

Liquid

b)

Solid

c)

Pressure

d)

gas

12.

_____Is the inward force among the molecules of a liquid

a)

Tensión

b)

Viscosity

c)

Superficie

d)

Surface tension

13.

A____solid has a definite melting point.

a)

Amorphous

b)

This one

c)

Cristelline

14.

Gases and liquids are

a)

Fluids

b)

Solids

c)

Gases

15.

Ocur only on the surface of the substance

a)

Evaporation

b)

Freezing

c)

Condensation

d)

Sublimation

16.

Oposite of melting

a)

Condensation

b)

Sublimation

c)

Freezing

17.

Change from a liquid to a gas

a)

Freezing

b)

Vaporizing

c)

Melting

d)

Sublimiting

18.

the change from a solid to a liquid

a)

condensing

b)

Melting

c)

vaporizing

19.

the change from a solid to a gas

a)

melting

b)

condensing

c)

subliming

20.

the change from a gas to a liquid

a)

condensing

b)

freezing

c)

vaporizing

21.

the change from a liquid to a solid

a)

condensing

b)

freezing

c)

melting

22.

How is organized the periodic table

a)

Decreasing

b)

Increasing

23.

The properties of the elements repeat in each

a)

Chapter

b)

Period

c)

Line

24.

A substance that is made up of one kind of atom

a)

Element

b)

Atom

c)

Protón

d)

Neutron

25.

The smallest particle of an element that cannot be broken down without changing the physical properties

a)

Atom

b)

Proton

c)

Neutron

d)

Electrón

26.

A positively charged subatomic particle located in the nucleus of an atom

a)

Proton

b)

Neutron

c)

Electrón

d)

Nucleus

27.

A subatomic particle found in the nucleus of an atom that has no charge

a)

Neutron

b)

Electrón

c)

Nucleus

d)

Atomic mass

28.

A negatively charged subatomic particle located in a cloud around an at􏰀om􏰁􏰂 n􏰃ucleus

a)

Neutron

b)

Electrón

c)

Nucleus

d)

Atomic mass

29.

A small, dense region located in the center of an atom

a)

Neutron

b)

Electrón

c)

Nucleus

d)

Atomic mass

30.

The mass of an atom based on the sum of the protons and neutrons

a)

Neutron

b)

Electron

c)

Nucleus

d)

Atomic mass

31.

The mass of an atom based on the sum of the protons and neutrons

a)

Neutron

b)

Electron

c)

Nucleus

d)

Atomic mass