Periodic Table

Question 1

Which of the following has the highest viscosity?

Accepted Answer

corn syrup

Question 2

The substance has a melting point of 0 C. and a boiling point of 100 C. The substance is likely

Accepted Answer

water

Question 3

Which of the following is a physical change?

Accepted Answer

sawing a piece of wood in half

Question 4

Au stands for

Accepted Answer

gold

Question 5

Matter that has a definite volume but no definite shape is a

Accepted Answer

liquid

Question 6

What are shiny, reactive metals?

Accepted Answer

Lanthanides

Question 7

Which of the following is NOT a clue that a chemical change has occurred?

Accepted Answer

change in shape

Question 8

What element does not follow the patterns of the rest of the periodic table?

Accepted Answer

Hydrogen

Question 9

Which of the following is a chemical change?

Accepted Answer

water breaking down into H & O

Question 10

Water evaporating

Accepted Answer

physical

Question 11

Neon and Argon are examples of?

Accepted Answer

noble gases

Question 12

Which of the following is NOT a pure substance?

Accepted Answer

milk

Question 13

Which element has the atomic number of 26?

Accepted Answer

Iron

Question 14

What is the only liquid metal?

Accepted Answer

Mercury

Question 15

Which of the following is a clue of a chemical change?

Accepted Answer

gas bubbles form in boiling water

Question 16

Which of these elements has four electrons in the outer shell?

Accepted Answer

carbon

Question 17

Freezing foods

Accepted Answer

Physical

Question 18

A gas has

Accepted Answer

no definite shape or volume

Question 19

During a phase change, the temperature of a substance

Accepted Answer

increases or decreases

Question 20

Cleaning pennies with vinegar

Accepted Answer

chemical

Question 21

Which of the following are pure substances?

Accepted Answer

compounds

Question 22

What element has an atomic number of 11?

Accepted Answer

sodium

Question 23

Which one of the following is an alkali metal?

Accepted Answer

Potassium

Question 24

Breaking a dish

Accepted Answer

physical

Question 25

Propane gas burning

Accepted Answer

chemical

Periodic Table

Questions 25

Periodic Table

Questions 25