Other questions in this quiz

2. what charge does a proton have?

  • negative charge
  • positive charge
  • no charge

3. what happens when Alkane is added to bromine water

  • goes colourless
  • goes cloudy
  • turns yellow

4. what percentage of the earths atomspheres gases is nitrogen?

  • 78%
  • 5%
  • 19%

5. what products does titanium have?

  • slivery white metal and is hard
  • dark and dull
  • silvery white metal and is soft

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