CSA Fall 1st Qtr

CSA Fall 1st Qtr

Chemistry

Multiple Choice

The Modern Periodic Table of Elements is arranged by

• atomic mass
• atomic number
• valence electrons
• number of isotopes

Multiple Choice

What is matter composed of?

• Atoms
• Space
• Electrons
• Ions

Multiple Choice

What are the two structures found in the atom's nucleus?

• Electrons and Neutrons
• Protons and Electrons
• Protons and Neutrons
• Neutrons and Electrons

Multiple Choice

What are the 3 subatomic particles of an atom?

• carbon atom, proton, electron

• quarks, neutrons, protons

• nucleus, protons, electrons

• protons, neutrons, electrons

Multiple Choice

A subatomic particle that has a negative charge

• nobles gases

• protons

• electrons

• neutrons

Multiple Choice

A subatomic particle that has a positive charge and that is found in the nucleus of an atom

• Proton

• elecrtron

• groups

• neutrons

Multiple Choice

neutron

• A subatomic particle that has a positive charge and that is found in the nucleus of an atom

• not able to conduct heat or electricity, little to no metallic luster

• A subatomic particle that has a negative charge

• A small particle in the nucleus of the atom, with no electrical charge

Multiple Choice

The man who is credited with the publishing the first periodic table is?

• Albert Einstein
• Dmitri Mendeleev
• Isaac Newton
• Devin Elementus

Multiple Choice

Use your periodic table to find which element has 5 protons.

• Lithium

• Calcium

• Boron

• Neon

Multiple Choice

The horizontal (side to side) rows in the Periodic Table are called

• groups

• families

• periods

• atomic numbers

Multiple Choice

These are found on the Periodic Table.

• Compounds
• Elements
• Mixtures

Multiple Choice

What does 12.011 represent?

• atomic mass
• atomic number
• element name
• chemical symbol 

Multiple Choice

What does the 6 represent?

• atomic mass
• atomic number
• element name
• chemical symbol 

Multiple Choice

What does the atomic mass tell you? 

• Basically,the number of electrons and protons
• The number of neutrons
• Basically, the number of protons and neutrons
• The number of protons.

Multiple Choice

The atomic number tells you what?  READ THE ANSWERS CAREFULLY

• only the number of electrons
•  only the number of protons
• only the number of neutrons
• the number of both electrons and protons in an atom.

Multiple Choice

The vertical (up and down) columns in the Periodic Table are called

• groups

• towers

• periods

• atomic numbers

Multiple Choice

How do you convert ⁰C to K?

• K = ⁰C + 273
• ⁰C = K + 273
• K = ⁰C - 273
• ⁰C = K - 273

Multiple Choice

Density is

• m/v
• v/m
• d/v
• m/d

Multiple Choice

1 liter= .... ml

• 100ml
• 1000ml
• 0ml
• 10ml

Multiple Choice

_{Lenght measures...}

• The distance between to points
• The weight of an object
• The heigth of an object

Multiple Choice

_{Homogeneous mixtures...}

• Have a uniform composition. Once the diferent components are mixed, they cannot be identified or separated from each other
• Have an irregular composition. They are formed by two or more elements that do not combine with each other. The different components maintain their characteristics.

Multiple Choice

What did Rutherford say about the atom?

• the nucleus is positively charged
• electrons are in orbitals
• neutrons are in the nucleus
• electrons are in the nucleus

Multiple Choice

What did Bohr say about the atom?

• electrons are in orbitals
• nucleus has a positive charge
• neutrons are in the nucleus
• protons are in the nucleus

Multiple Choice

_{Some changes of matter from one state to another are:}

• Solid and liquid
• Gas and solid
• solid, liquid and gas
• Solid

Multiple Choice

You're thinking it's 132⁰ outside today, but the weatherman says its only 105⁰. What is your % error?

• 20.5%
• 25.7%
• 12.6%
• 79.5%

Multiple Choice

Pick the number with 3 sig figs

• 0.07030
• 0.07300
• 0.0730
• 70.30

Multiple Choice

The symbol seen here means

• open flame hazard
• toxic chemical hazard
• biological hazard
• electricity hazard

Multiple Choice

A part of an experiment that stays the same in all cases.

• control
• constant
• independent variable
• identifier

Multiple Choice

_{Lenght measures are...}

• Meters
• Kilometers
• Milimeters and centimeters
• Meters, kilometers, centimeters, and milimiters

Multiple Choice

Something to compare your results to

• Control
• Constant
• Independent variable
• comparison value

Multiple Choice

_{Volume is the amount of space that matter takes up}

• True
• False

Multiple Choice

^{Mass measueres the amount of matter in an object}

• True
• False

Multiple Choice

_{Heteregoneous mixtures...}

• Have a uniform composition. Once the diferent components are mixed, they cannot be identified or separated from each other
• Have an irregular composition. They are formed by two or more elements that do not combine with each other. The different components maintain their characteristics.

Thank You

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