1.4 Atomic Mass And Isotopes

Question 1

What is the reference standered

Answer 1

Carbon c-12

Question 2

Isotopes

Answer 2

Are atoms that have same # of protons and electrons but not neutrons

Question 3

T or F : isotopes have same mass

Answer 3

False, isotopes all have diff mass and the atomic mass is its average

Question 4

How might isotopes of same element differ and be similar?

Answer 4

Chemical = similar as the protons and electrons are same and they are inchage of charactersties
Physical = might differ

Question 5

Difference between isotope and radioisotopes

Answer 5

Isotope: different version of atom with varied neutrons
Radioisotope: unstable isotope and emits radiation as nucleus changes
-Unstable nucleus moreprotons = more stable