S1 Chemistry

Question 1

Define Pure Substance,Chemical Element, and a Compound with Examples

Question 2

Define Matter, Mixture, Homogenous Mixture, and Heterogenous mixture.

Question 3

Discuss the properties of the 3 states of matter

Question 4

Define Heat, Temperature, and Absolute 0

Question 5

What is the formula to convert kelvin to Celsius or vice versa?

Question 6

Explain the purpose of the heating/cooling curves

Question 7

Discuss why the graph has a flat line when there is a phase change in the heating/cooling curves.

Question 8

Explain why substances start to evaporate below boiling point

Question 9

List all changes of states of matter

Question 10

Define Aqueous

Question 11

Explain the plum pudding model, Bohr model, and the nuclear model

Question 12

Explain the Gold Rutherford experiment

Question 13

What is a mass spectrometer, its use, and explain the process in which isotopes are found

Question 14

Define parent ion and fragmentation

Question 15

Define atomic number and atomic mass number

Question 16

What are isotopes and explain their properties

Question 17

What is the formula for relative atomic mass

Question 18

Define relative atomic mass

Question 19

In electron configuration, explain the three rules/principles

Question 20

What is the maximum number of electrons in each quantum level

Question 21

Explain the Balmer’s series

Question 22

Define wavelength, frequency, convergence, and orbitals

Question 23

Discuss the differences between the emissions spectrum and the continuous spectrum