WHITEBOARD SESSION

SNC1P Review for Unit Test Oct 2011

Intro

When is our Unit Test on?

What is your favourite colour?

Properties/Changes

List 4 physical properties you could use to tell the difference between a block of ice and a block of iron?

Give me 3 clues that a chemical change has occurred?

What does viscosity mean?

What is the density of a  ball with mass=800g and volume=200cm3?

Is snow melting an example of a physical or chemical change?

Elements, Compounds, Mixtures

Name the two types of pure substances?

What is the element with the symbol Na? What type of pure substance is it?

Tell me the elements and how many of them are in Na2CO3 , Mg(PO3)2

Subatomic Particles

What does the Atomic Mass tell us?

Using the Periodic Table how do we find out how many electrons are in an element?

BR Diagrams

Draw the BR Diagram for

(a) Calcium

(b) Neon

Periodic Table Trends

Ca has 2 e- in it’s outer shell, give me others elements with 2e- in outer shell?

Write two elements with the same properties as Ne?

In terms of the BR diagram, what do K, Ca and Sc have in common?

How many shells do they have?

Name some elements belonging to the Halogen group/family