Variable types Student activity Play

Variation of electronegativity across a period Illustration Play

Variation of electronegativity across a period Simulation Play

Variation of electronegativity across a period (1) Student activity Play

Variation of electronegativity across a period (2) Student activity Play

Variation of electronegativity within a group Student activity Play

Variation of electronegativity within a group Whiteboard exercise Play

VAT Student activity Play

Vertical and horizontal box plots Animation Play

Weak acids and weak bases Whiteboard presentation Play

Weak acids and weak bases Class activity Play

What does electronegativity depend on? Illustration Play

What is a composition of functions? Student activity Play

What is a composition of functions? Animation Play

What is a function? Student activity Play

What is the meaning of rate constant and reaction order? Animation Play

What the value of equilibrium constant tells us about the reaction Whiteboard exercise Play

What the value of Kc tells us about the reaction Student activity Play

Why do magnesium and chlorine form the compound MgCl2, but not MgCl? Animation Play

Why does the electronegativity change across a period? Animation Play

Why organic molecules may produce more than one proton NMR signal? Animation Play

Why some ionic compounds do not exist Student activity Play

Write the sum. Place value Student activity Play

Write the sum. Place value Whiteboard exercise Play