2.1 Atoms

Question 1

What is the position of a proton?

Answer 1

inside the nucleus

Question 2

What is the position of a electron?

Answer 2

outside the nucleus

Question 3

What is the position of a neutron?

Answer 3

inside the nucleus

Question 4

What is the mass of a proton?

Answer 4

1

Question 5

What is the mass of an electron?

Answer 5

0

Question 6

What is the mass of a neutron?

Answer 6

1

Question 7

What is the charge of a proton?

Answer 7

+1

Question 8

What is the charge of an electron?

Answer 8

-1

Question 9

What is the charge of a neutron?

Answer 9

0

Question 10

What is the function of a proton?

Answer 10

provides a central force that binds the electrons together, they identify the element

Question 11

What is the function of an electron?

Answer 11

provides a central force that binds the protons together

Question 12

What is the function of a neutron?

Answer 12

they stabilize the nuclei

Question 13

What is an isotope?

Answer 13

The same element with different masses.

Question 14

How are isotopes helpful in scientific research?

Answer 14

so we can study the behavior of metals