Midterm Review Honors Chemistry Fall 2021

Multiple Choice

In the classroom you should stack your bags and books in the aisles.

• True

• False

Multiple Choice

Chipped or cracked glassware is okay to use.

• True
• False

Multiple Choice

You are heating a piece of glass and now want to pick it up. You should 

• pour cold water on it
• use tongs
• pick up the end that looks cooler
• use a rag or paper towels

Multiple Choice

Long hair in the laboratory must be 

• A. cut short. 
• B. held away from the experiment with one hand.
•  C. always neatly groomed.
• D. tied back or kept entirely out of the way with a hair band, hairpins, or other confining device.

Multiple Choice

You are heating a piece of glass and now want to pick it up. You should 

• pour cold water on it
• use tongs
• pick up the end that looks cooler
• use a rag or paper towels

Multiple Choice

When is it OK to eat or drink at the lab tables?

• Always

• During group work, but not during lab activities

• When you have teacher permission

• During lab activities

Multiple Choice

• beaker
• erlenmeyer flask
• graduated cylinder
• test tube

Multiple Choice

• beaker
• graduated cylinder
• test tube
• erlenmeyer flask

Multiple Choice

Identify the equipment shown here:

• concave glass
• convex glass
• watch glass
• glass plate

Multiple Choice

Identify the equipment shown here:

• wire gauze
• flame spreader
• sieve
• mesh

Multiple Choice

Name the tool pictured

• Pipette
• Eye dropper
• Tqeezer
• Forceps

Multiple Choice

What is an observation?

• Something you measure or detect with your senses.

• The way you feel about something

• An educated guess

• A theory that has been disproved

Multiple Choice

A scientific observation is:

• Based on facts

• based on your personal beliefs

• Based on opinions

• Based on a rumor you heard in the bathroom

Multiple Choice

What is a hypothesis?

• An educated prediction or answer to a testable question

• A random guess

• An observation based on feelings or emotions

Multiple Choice

A series of steps designed to help you solve problems and answer questions is

• the scientific method

• results

• observations

• the two step

Multiple Choice

An observation that is measurable and made with tools (such as a ruler or scale) is what type

• quantitative

• qualitative

• koalatative

Multiple Choice

What is the best way to collect and record data?

• In a data table

• On post-it notes

• On scrap paper

• interpretive dance

Multiple Choice

40 cm = ______ mm
( 1 cm = 10 mm)

• 4000
• 40
• 400
• None of the Above

Multiple Choice

Ed fills his sports bottle with 1 liter of water. After his bike ride, he drinks 200 milliliters of the water. How much water is left in Ed's sports bottle?
(1 liter = 1000 ml)

• 800 mm
• 8000 ml
• 80 ml
• 800 ml

Multiple Choice

18,000 g ____ 10 kg
(1 kg is 1000 g)

• <
• =
• >

Multiple Choice

7,000 g = ____ kg
(1 kg = 1000 g

• 70
• 7000
• 7
• 0.07

​Matter Unit 2

​

Multiple Choice

Which of the following units provides the best measure for the amount of space that matter occupies?

• mL
• grams
• cm³
• Both mL and cm³

Multiple Choice

What would be the best way to measure the volume of a small rock?

• L x W x H with a ruler
• Put on triple beam balance
• Mass ÷ Volume
• Displacement method using graduated cylinder

Multiple Choice

Which state of matter has a fixed shape and volume and it's molecules move very slowly?

• Liquid
• Gas
• Solid
• Plasma

Multiple Choice

In which state does matter completely fill its closed container?

• Gas
• Liquid
• Solid
• Ice

Multiple Choice

An object going from a solid to a liquid is

• sublimation

• deposition

• freezing

• melting

Multiple Choice

What state of matter is represented in this picture?

• solid

• liquid

• gas

Multiple Choice

What state of matter is represented in the picture above?

• solid

• liquid

• gas

Multiple Select

Which type(s) of matter take on the shape of the container they are in?

• solid

• liquid

• gas

Multiple Choice

While an object is in the liquid state, what must change in order for it to begin to evaporate?

• temperature

• heat energy

Multiple Choice

What is happening to an object while it is in the solid phase?

• temperature is increasing, kinetic energy is staying the same

• temperature is staying the same, kinetic energy is decreasing

• temperature and kinetic energy are decreasing

• temperature and kinetic energy are increasing

Multiple Choice

Who was the first person to come up with the Atomic Theory which included four parts.

• John Dalton

• Democritus

• Ernest Rutherford

• Niels Bohr

Multiple Choice

Who discovered that the nucleus contains positively charged particles called protons?

• Ernest Rutherford
• James Chadwick
• Democritus
• Niels Bohr

Multiple Choice

Who discovered the electron?

• Niels Bohr
• Democritus
• Joseph Thomson
• John Dalton

Multiple Choice

Worked with Rutherford to discover particles with no charge -- called neutrons.

• James Chadwick

• Niels Bohr

• Democritus

• Thomson

Multiple Choice

Proposed that electrons move around the nucleus in specific layers, or shells.

• Bohr

• Rutherford

• Chadwick

• Thomson

Multiple Choice

This picture best represents ___________________ atomic model.

• Thomson's

• Dalton's

• Bohr's

• Chadwick's

Multiple Choice

What is a particle with one positive charge called?

• proton

• electron

• neutron

• quark

Multiple Choice

Matter always has mass.

• true
• false

Multiple Choice

Which wavelength can humans see?

• Microwaves

• Radio waves

• Visible light

• Gamma rays

Multiple Choice

A wave with a large wavelength will have a ______ frequency and _____ energy

• high, low
• high, high
• low, high
• low, low

Multiple Choice

Which has the SHORTEST wavelength and, therefore, the highest frequency/most energy

• Radio waves
• Ultraviolet Rays
• Gamma Rays
• X-rays

Multiple Choice

Light travels in ....

• Longitudinal Waves
• Transverse Waves

Multiple Choice

When frequency increases, __________ increases.

• energy

• wavelength

• strength

• color

Multiple Choice

Which process produces alpha particles?

• Alpha decay
• Beta decay
• Gamma decay
• Nuclear fusion

Multiple Choice

Which process produces beta particles?

• Alpha decay
• Beta decay
• Gamma decay
• Nuclear fusion

Multiple Choice

Scientist involved with discovery of radioactivity.

• Albert Einstein
• Ernest Rutherford
• Marie Curie
• Isaac Newton

Multiple Choice

Arrange in order of increasing ability to penetrate matter.

• Beta, gamma, alpha
• Alpha, gamma, beta
• Gamma, beta, alpha
• Alpha, beta, gamma

Multiple Choice

The nuclear process occurring at a nuclear power plant.

• Nuclear fusion
• Nuclear fission
• Combustion
• Multiplication

Multiple Choice

As the Coulombic attraction increases the atomic radius: increases or decreases?

• increases
• decreases

Multiple Choice

Electronegativity is the...

• energy needed to remove the outermost electron.
• ability of an atom to attract electrons from another atom.

Multiple Choice

Which element has the smaller atomic radius: potassium (K) or bromine (Br)?

• potassium (K)
• bromine (Br)

Multiple Choice

Which element has the greatest ionization energy: Aluminum (Al)    or    Chlorine (Cl)?

• Aluminum (Al)
• Chlorine (Cl)

Multiple Choice

Which element has the greatest electronegativity: Nitrogen (N) or Arsenic (As)?

• Nitrogen (N)
• Arsenic (As)

Multiple Choice

As you move across the periodic table from left to right, the atomic radius decreases.  This is because - 

• the number of protons increases, so attraction to electrons increases
• the number of energy levels increases
• the number of electrons increases
• the atomic mass increases

Multiple Choice

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

• decreases, increases 
• increases, increases
• increases, decreases 
• stays the same, increases

Multiple Choice

Protons are:

• Positive
• Negative
• Neutral
• Exist outside the nucleus

Multiple Choice

How many total electrons does element 15 have?

• 5
• 2
• 8
• 15

Multiple Choice

Electrons are: 

• Positive
• Negative
• Neutral

Multiple Choice

If an atom has 4 protons, how many outer electrons will it have?

• 4

• 6

• 2

• 0

Multiple Choice

What is the maximum number of electrons in the second energy level?

• 18
• 8
• 32
• 2

Multiple Choice

How many electrons can the first energy level hold?

• 1
• 2
• 8
• 0

Multiple Choice

NaCl consists of sodium ions ____ and chlorine ions _____

• Na and Cl

• Na⁺ and Cl⁺

• Na⁺ and Cl^-

• Na^- and Cl⁺

Multiple Choice

what is the electron arrangement of atom N?

• 2.

• 2.8

• 2.5

• 2.8.8

Multiple Choice

Molten compound conducts electricity.

• ionic compound
• covalent compound

Multiple Choice

Valence electrons are found

• in the innermost energy level of an atom

• in the middle energy levels of an atom

• in the outermost energy levels of an atom

Multiple Choice

Why do all bonds form?

• so the number of protons equals the number of electrons

• so an atom can become unstable

• to fill the outermost energy level

Multiple Choice

Write the correct formula for Sodium Chloride.

• SC

• SCl

• NaCl

• NaCl₂

Multiple Choice

What two types of atoms make a covalent bond?

• 2 Nonmetals

• 1 Metal and 1 Nonmetal

• 2 Metals

• 2 Noble Gases

Multiple Choice

How many valence electrons does hydrogen have?

• 1

• 2

• 3

• 4

Multiple Choice

A(n) _________ is an electrically charged atom or group of atoms.

• compound
• element
• solute
• ion

Multiple Choice

A(n) _________ is an ion with a positive (+) charge.

• anion
• cation
• ion
• solute

Multiple Choice

A(n) _________ is an ion with a negative (-) charge.

• anion
• ion
• cation
• solute

Multiple Choice

Which of the following is NOT a characteristic of IONIC COMPOUNDS?

• High melting point
• Conducts electricity
• Strong bonds
• Low boiling points

Multiple Choice

Which of the following is NOT a characteristic of a COVALENT COMPOUNDS? 

• High melting point
• Contains only nonmetals
• Low boiling point
• All solids

Multiple Choice

Which of the following is an example of a COVALENT COMPOUND?

• H₂S
• KI
• CaCl₂
• MgO