Group 1

Science

The elements in Group 1 are also known as the …

Select **two** physical properties of the alkali metals.

Starting with the alkali metal with the lowest reactivity, sort the alkali metals in order of reactivity.

What is the product of a reaction between sodium and oxygen? 

floats, moves quickly, ignites with an orange flame

floats, moves very quickly, ignites with a lilac flame

almost instant violent production of white and orange sparks

Match the alkali metal to its reaction with water.

Complete the word equations by matching the reactants and products.

There are equal numbers of metals and non-metals.

Which statement about the periodic table is correct?

Metals usually have {{}} melting and boiling points.

Metals can be shaped without breaking because they are...

good conductors of electricity but not heat.

good conductors of heat but not electricity.

not good conductors of heat and electricity.

copper is a good conductor of both heat and electricity.

copper is a good conductor of electricity but not heat.

copper is a good conductor of heat but not electricity.

Copper is used to make electrical wires because...

because it conducts electricity and is ductile.