Which of the following is an example that includes evidence of a chemical reaction?

Sugar that is burned gives off an odor and turns brown and then black.

A sample of zinc is placed in water and settles to the bottom.

A solid block of ice is heated and completely melts into a liquid.

A tomato is placed into a blender and chopped up into smaller pieces.

What are the 3 particles that make-up the atom?

protons, neutrons, and electrons

protons, neutrons, and isotopes

neutrons, isotopes, and electrons

positives, negatives, and electrons

The atomic number of an atom

equal to the number of protons.

equal to the number of protons and neutrons.

the same for several different elements.

What do elements in group 1 have in common?

Possible number of bonds formed

Metallic characteristics of the element

According to the Law of Conservation of Mass,

matter is not created or destroyed in a chemical reaction.

matter is always created in a chemical reaction.

matter is always destroyed in a chemical reaction.

matter is created and then destroyed in a chemical reaction

Large bodies of water, such as lakes and oceans, do not quickly fluctuate in temperature. What is the reason for this phenomenon?

Water has a high specific Heat.

What is the purpose of a control rod in a nuclear reactor?

Absorb neutrons to limit fission reactions

Absorb energy produced in a chain reaction

Release electrons to control fusion

Chemistry Pre-Test

Authored by Shane Eakle

Chemistry

10th - 12th Grade

NGSS covered

Used 8+ times

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MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The study of composition, structure, and properties of matter and the changes it undergoes

chemical

chemistry

mass

matter

Measure of the amount of matter

solid

liquid

mass

gas

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Anything that has mass and takes up space

chemical

matter

pure substance

homogenous mixture

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Characteristic that can be observed or measured without changing the identity of the substance

physical property

chemical property

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A blend of two or more kinds of matter each which retains its own identity

mixture

homogenous mixture

heterogenous mixture

Compound

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

mixtures that are not uniform in composition

Mixtures

Homogeneous Mixture

Heterogeneous Mixture

Compound

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Which liquid has the greatest density?

lamp oil

karo syrup

water

honey

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Chemistry Pre-Test

The study of composition, structure, and properties of matter and the changes it undergoes

Measure of the amount of matter

Anything that has mass and takes up space

Characteristic that can be observed or measured without changing the identity of the substance

A blend of two or more kinds of matter each which retains its own identity

mixtures that are not uniform in composition

Which liquid has the greatest density?

H₂O (water) is an example of a(n) ________.

The ________ are found on the left side of the yields arrow in a chemical equation.

The protons in an atom have what charge?

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Popular Resources on Wayground

Discover more resources for Chemistry

Chemistry Pre-Test

The study of composition, structure, and properties of matter and the changes it undergoes

Measure of the amount of matter

Anything that has mass and takes up space

Characteristic that can be observed or measured without changing the identity of the substance

A blend of two or more kinds of matter each which retains its own identity

mixtures that are not uniform in composition

Which liquid has the greatest density?

H2O (water) is an example of a(n) ________.

The ________ are found on the left side of the yields arrow in a chemical equation.

The protons in an atom have what charge?

Access all questions and much more by creating a free account

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Chemistry

H₂O (water) is an example of a(n) ________.