Question 1

Which of the following is not a compound?

Accepted Answer

Nitrogen

Answer

Water

Answer

Methane

Answer

Ammonia

Question 2

Which of the following substances is considered an element?

Accepted Answer

Silicon

Answer

Carbon Dioxide

Answer

Ethanol

Answer

Vinegar

Question 3

Which among the following is a compound?

Accepted Answer

Table Salt

Answer

Silver

Answer

Zinc

Answer

Copper

Question 4

What is the main difference between elements and compounds?

Accepted Answer

Elements cannot be broken down into simpler substances, compounds consist of two or more elements.

Answer

Elements can speed up chemical reactions, compounds cannot

Answer

Elements and compounds are the same

Answer

Compounds cannot be broken down into simpler substances, elements consist of two or more compounds.

Question 5

Which of these is a compound?

Accepted Answer

Carbon Dioxide

Answer

Neon

Answer

Lead

Answer

Aluminum

Question 6

What distinguishes an element from a compound?

Accepted Answer

An element is a substance made up of only one type of atom, while a compound is made up of two or more different types of atoms.

Answer

An element is a type of compound

Answer

A compound is a type of element

Answer

They are the same thing

Question 7

Which one of the following is not an element?

Accepted Answer

Carbon Dioxide

Answer

Oxygen

Answer

Nitrogen

Answer

Helium

Question 8

Which of the following is an element?

Accepted Answer

Hydrogen

Answer

Salt

Answer

Baking Soda

Answer

Sugar

Question 9

Which of the following is a compound?

Accepted Answer

Water

Answer

Iron

Answer

Oxygen

Answer

Gold

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