Metals introduction

Which of the colours is not characteristic of nickel compounds?

• green
• black
• blue
• white

Which of the colours is not characteristic of copper compounds?

• green
• black
• blue
• colourless

Which of the colours is characteristic of sodium compounds?

• yellow

• colourless

• blue

• white

Which of the colours is not characteristic of cobalt compounds?

• blue
• pink
• white
• red

Which metal cations colour the flame red?

• calcium

• strontium

• sodium

• potassium

Which metal cations colour the flame yellow?

• calcium
• strontium
• sodium
• potassium

The colour of the flame is green?

• copper
• potassium
• barium
• lithium

Odd-word-out

• tin
• lead
• aluminium
• silicon

Odd-physical-property-out

• mercury
• copper
• silver
• gold

odd-chemical-property-out

• mercury
• copper
• silver
• gold