Q1 Benchmark Practice

Question 1

When naming transition metals, the roman numeral tells us

Accepted Answer

The charge of the element

Question 2

According to the conservation of mass, if you heat a 5 gram sample to form a gas, the final mass of the gas will be...

Accepted Answer

The same as the starting sample

Question 3

Which state of matter is depicted below?

Accepted Answer

Gas

Question 4

In a chemical reaction, the amount of energy absorbed is ____ to the amount of energy released.

Accepted Answer

equal to

Question 5

Democritus was a philosopher and not a scientist.

Accepted Answer

True

Question 6

Temperature is linked to what form of energy?

Accepted Answer

Kinetic

Question 7

A cation has _____ electrons and is overall ______

Accepted Answer

lost, positive

Question 8

The conservation of mass states that

Accepted Answer

Matter can be neither created nor destroyed

Question 9

What is the charge of the group 17 elements?

Accepted Answer

-1

Question 10

Dalton&#x27;s model differered from Democritus&#x27; model because

Accepted Answer

Dalton found atoms vary in size and mass

Question 11

What did Democritus discover?

Accepted Answer

Atoms

Question 12

Acids have what element in them?

Accepted Answer

H

Question 13

What is the prefix for five?

Accepted Answer

penta

Question 14

What is the charge of the group 2 elements?

Accepted Answer

+2

Question 15

What is the formula for lithium oxide?

Accepted Answer

Li2O

Question 16

What is the relationship between temperature and pressure in gases?

Accepted Answer

When temperature increases, pressure increases due to more collisions

Question 17

Bases have what element in them?

Accepted Answer

OH

Question 18

Energy flows from

Accepted Answer

Hot to Cold

Questions 18