Apologia Chemistry Module 2

T or F: Tap water can conduct electricity.

What is the first step in naming an ionic compound?

T or F: Democritus was the first person to attempt to think in terms of atoms.

Which group is malleable, have luster, and conduct electricity?

Which of the following is an element?

Who is considered the father of chemistry?

What concept states that matter cannot be created or destroyed only change form?

What makes up almost a three quarters of the air we breathe?

T or F: Metalloids have some properties of metal and some of nonmetals.

What is a mixture with a composition that is always the same throughout?

What states that the proportions of elements in any compound is always the same?

What is a mixture with a composition that is not the same throughout?

Where do you find the nonmetals?

What is the exception to the location rule on the periodic table?

Who developed the law of mass conservation?

How do you write the symbol for sodium?

T or F: We use prefixes in front of atoms in covalent compounds.

Where do you find the metalloids?

What is a substance that when dissolved in water can conduct electricity?

What is the third step in naming an ionic compound?

T or F: The mono prefix cannot be dropped from the first atom.

What is the second step in naming an ionic compound?

What does malleable mean?

Where do you find the metals?

T or F: Naming ionic and covalent compounds is the same.

Which of the following is an example of a heterogeneous mixture?

T or F: Pure water can conduct electricity.

What is the name for CO4?

What concept states that substances are composed of individual particles?

What does an covalent compound contain?

Which elements on the periodic table cannot be found in nature?

Who created the detailed atomic theory?

Who noticed that the sand on the beach was made up of individual grains?

Which group is brittle, lack luster, and don't conduct electricity?

How many elements on the periodic table can be found in nature?

What is it called when atoms join together?

T or F: When you burn wood in a fireplace some of the matter is destroyed.

What are substances that can be decomposed into elements by chemical means?

What are the basic building block of compounds?

What is known as dividing a larger substance into smaller substances?

What is known as any substance that can't be broken down into simpler components?

How many atoms are in the molecule whose formula is K₂HPO₄?

What would happen to living things if there was more oxygen in the air?

What is the chemical formula for pentacarbon heptafluoride?

What is a substance that contains only one element or compound?

T or F: The periodic table was created to organize the elements. by proton number

What is the name for P2H6?

What concept states that substances were composed of long, unbroken blobs of matter?

Which of the following is an example of a homogeneous mixture?

Which elements on the periodic table cannot be found in nature?

What is a substance that when dissolved in water cannot conduct electricity?

What does luster mean?

What is the chemical formula: 1 atom of calcium, 1 atom of carbon, 3 atoms of oxygen?

What makes up almost a quarter of the air we breathe?

A rxn starts with 135 g tin oxide and finishes with 92 g of tin and ? g of oxygen.

How many elements on the periodic table cannot be found in nature?

What is a substance that contains different compounds and/or elements?

What does an ionic compound contain?

T or F: Air is a mixture of gases.

A fixed amt of 1st element & ratio of masses of 2nd element makes a whole # ratio is

T or F: The stair step line on the periodic table separates metals and nonmetals.

T or F: Increased oxygen in the air would result in 7 times more forest fires.

What is the ide name for hydrogen, oxygen, and sulfur?

What is the name for NaCl?

How many elements are there on the periodic table?