Question 1

What does the Law of Conservation of Mass state?

Accepted Answer

matter cannot be created or destroyed

Answer

matter cannot be created but it can be destroyed

Answer

matter can be created

Answer

the particles are not charged

Question 2

What is the center part of the atom called?

Accepted Answer

nucleus

Answer

protons

Answer

electrons

Answer

orbit

Question 3

What particle is found outside the nucleus?

Accepted Answer

electrons

Answer

protons

Answer

quarks

Answer

neutrons

Question 4

What 2 sub-atomic particles are found inside the nucleus?

Accepted Answer

protons and neutrons

Answer

electrons and neutons

Answer

protons only

Answer

electrons and protons

Question 5

Which best describes a proton?

Accepted Answer

positive charge, found in the nucleus, has a mass of 1 amu

Answer

positive charge, found in orbit, has a mass of 1 amu

Answer

positive charge, found in orbit and has no mass

Answer

positive charge, found in the nucleus, has no mass

Question 6

What force holds the atom together?

Accepted Answer

the positive charge of the nucleus and negative charge of the orbits

Answer

gravity

Answer

nuclear fusion of the neutrons

Answer

it is unknown

Question 7

A substance made of one kind of atom is called.....

Accepted Answer

an element

Answer

a chemical

Answer

a molecule

Answer

a compound

Question 8

How are the elements arranged on the periodic table?

Accepted Answer

atomic properties (# of protons)

Answer

number of neutrons

Answer

the reactiveness

Answer

date they were discoverd

Question 9

In a chemical symbol, how is the first letter and second letter written

Accepted Answer

first is capitalized, second is lowercase

Answer

they are both capitalized

Answer

they are both lowercase

Answer

it doesn't matter

Question 10

How many protons does Oxygen have?

Accepted Answer

8

Answer

1

Answer

7

Answer

15.999

Question 11

What is the atomic mas of Oxygen?

Accepted Answer

15.999

Answer

1

Answer

8

Answer

7

Question 12

What two things make up the atomic mass of an atom?

Accepted Answer

protons + neutrons

Answer

protons + neutrons + electrons

Answer

neutrons + electrons

Answer

protons + electrons

Question 13

If an element has 7 protons and 7 neutrons and 7 electrons, what is the mass?

Accepted Answer

14

Answer

7

Answer

49

Answer

21

Question 14

If an element has a different number of neutrons and protons, it can become unstable (isotope) and would be considered.....

Accepted Answer

radioactve

Answer

stable

Answer

ionized

Answer

too heavy

Question 15

What happens when a proton is added to an atom?

Accepted Answer

it becomes a new atom with a new mass and new properties

Answer

it becomes a new atom but everything else stays the same

Answer

nothing

Answer

the mass changes but the atom stays the same

Related quizzes

Related quizzes